This Act comes into effect on November 1, 1959; provided, however, that the provisions of Chapter II, Article 74, Article 75 and Article 4 through Article 8 of the Supplementary Provisions come into effect on October 1, 1960, the provisions of Article 76 through Article 79, the part of Chapter VI concerning premiums, and Article 2 of the Supplementary Provisions come into effect on April 1, 1961, and the provisions of Article 3, paragraph (1) of the Supplementary Provisions come into effect on the day of promulgation.

With respect to the level of the basic pension, the manner of bearing its costs, and other matters, a review is to be conducted in the future, taking into consideration changes in social and economic conditions, the types of households, and other factors.

When applying the provisions concerning benefits to a person who was an insured person during the period from October 1, 1960 to March 31, 1961, that person is deemed to not have been an insured person during that period.

For the time being, for the purpose of applying the provisions of Article 7, paragraph (1), item (ii), the phrase "an insured person under" in that item is deemed to be replaced with "an insured person under (in the case of a person 65 years of age or older, limited to an insured person who does not have the right to receive the benefit specified by Cabinet Order and prescribed in Article 4-3, paragraph (1) of the Supplementary Provisions of the Employees' Pension Insurance Act)".

For the time being, for the purpose of applying the provisions of Article 9, item (v), the phrase "excluding when it falls under it.)" in that item is deemed to be replaced with "excluding when it falls under it.) or upon reaching 65 years of age (excluding when the person falls under Article 7, paragraph (1), item (ii) as replaced pursuant to the provisions of Article 3 of the Supplementary Provisions.)".

①A person falling under any of the following items (excluding a category 2 insured person and a category 3 insured person) may, notwithstanding the provisions of Article 7, paragraph (1), apply to the Minister of Health, Labour and Welfare and become an insured person.

②Where a person falling under item (i) or item (ii) of the preceding paragraph intends to make a request under the provisions of that paragraph, the person must make, to the Minister of Health, Labour and Welfare, a request stating that the person wishes for payment by account transfer, or a request stating that the case falls under a case specified by Order of the Ministry of Health, Labour and Welfare as a case where there is a justifiable reason for not making payment by account transfer.

③A person who has made a request under the provisions of the preceding paragraph (in the case of a person listed in item (iii) of paragraph (1), under the provisions of that paragraph) is to acquire status as an insured person on the day on which the person made that request.

④An insured person under the provisions of paragraph (1) may, at any time, apply to the Minister of Health, Labour and Welfare and lose status as an insured person.

⑤An insured person under the provisions of paragraph (1) loses status as an insured person on the day following the day on which the person comes to fall under Article 9, item (i), or on the day on which the person comes to fall under any of the following items.

⑥An insured person who is a person listed in item (i) of paragraph (1) loses status as an insured person, in addition to under the provisions of the preceding paragraph, on the day following the day on which the person comes to fall under any of the following items (or, where the person acquires status as an insured person again on the day on which the person comes to fall under item (i), or comes to fall under item (ii) or item (iii), on that day).

⑦An insured person who is a person listed in item (ii) of paragraph (1) loses status as an insured person, in addition to under the provisions of paragraph (5), on the day following the day on which the person comes to fall under any of item (i), item (iv) and item (v) of the preceding paragraph (or, where the person acquires status as an insured person again on the day on which the person comes to fall under item (i) of that paragraph, on that day).

⑧An insured person who is a person listed in item (iii) of paragraph (1) loses status as an insured person, in addition to under the provisions of paragraph (5), on the day following the day on which the person comes to fall under any of the following items (or, where the person acquires status as an insured person again on the day on which that fact occurred, on that day).

⑨An insured person under the provisions of paragraph (1) is, for the purpose of applying the provisions of Article 87-2, deemed to be a category 1 insured person, and the insured period as that insured person is deemed to be, for the purpose of applying the provisions of Article 5, paragraph (1), the insured period as an insured person prescribed in Article 7, paragraph (1), item (i), and, for the purpose of applying the provisions of Article 49 through Article 52-6 and Article 9-3 and Article 9-3-2 of the Supplementary Provisions, the insured period as a category 1 insured person, respectively.

⑩The provisions of Article 88-2 through Article 90-3 do not apply to an insured person under the provisions of paragraph (1).

⑪An insured person under the provisions of paragraph (1) (excluding a person listed in item (i) of that paragraph; the same applies in paragraph (13)) is, for the purpose of applying the provisions of Article 116, paragraphs (1) and (2), and Article 127, paragraph (1), deemed to be a category 1 insured person.

⑫An insured person under the provisions of paragraph (1) (limited to a person listed in item (iii) of that paragraph) may, notwithstanding the provisions of Article 127, paragraph (1), apply to the regional fund for the district in which the person had an address, or the occupation-based fund of which the person was a member, and become a member of the regional fund or the occupation-based fund. In this case, for the purpose of applying the provisions of Article 116, paragraphs (1) and (2), and Article 127, paragraph (3), the phrase "a person who has" in Article 116, paragraph (1) is deemed to be replaced with "a person who has or had", the phrase "a person engaged in" in paragraph (2) of that Article is deemed to be replaced with "a person engaged in or who was engaged in", the phrase "a member of the regional fund" in Article 127, paragraph (3), item (ii) is deemed to be replaced with "a member of the regional fund (excluding a person who became a member under the provisions of Article 5, paragraph (12) of the Supplementary Provisions)", and the phrase "a member of the occupation-based fund" is deemed to be replaced with "a member of the occupation-based fund (excluding a person who became a member under the provisions of that paragraph)".

⑬For the purpose of applying the provisions of Article 130, paragraph (2) (excluding a case where it is applied mutatis mutandis under Article 137-17, paragraph (5)) and Article 34, paragraph (4), item (i) of the Supplementary Provisions of the Act Partially Amending the National Pension Act, etc. (Act No. 34 of 1985; hereinafter referred to as the "1985 Amendment Act"), in a case where an insured person under the provisions of paragraph (1) is an early leaver and has again become a member of the original National Pension Fund, the phrase "the period during which the person was a member of that fund" in Article 130, paragraph (2) is deemed to be replaced with "the period during which the person was a member of that fund, excluding the period that is the basis for calculating the amount of the pension or lump-sum payment for which the National Pension Fund Association (meaning the National Pension Fund Association prescribed in Article 137-4) is liable to pay", the phrase "means the membership period prescribed in Article 130, paragraph (2) of that Act; the same applies below in this item" in Article 34, paragraph (4), item (i) of the Supplementary Provisions of the 1985 Amendment Act is deemed to be replaced with "means the membership period prescribed in Article 130, paragraph (2) of that Act as applied by replacing terms under the provisions of Article 5, paragraph (13) of the Supplementary Provisions of that Act", and the phrase "the number of months of the membership period" is deemed to be replaced with "the number of months of the period during which the person was a member". In this case, the provisions of Article 137-18 do not apply.

Where a person who is a category 1 insured person comes to fall under a person who is entitled to receive old-age benefits, etc. under the Employees' Pension Insurance Act, if the person has, under the provisions of Article 93, paragraph (1), prepaid, for the period from and after the month that includes the day on which the person came to fall under it, the premiums that the person would have been liable to pay had the person not come to fall under it, or has paid those premiums by the last day of April first occurring after the month that includes the day on which the person came to fall under it, the person is deemed to have made the request under paragraph (1) of the preceding Article on the day on which the person came to fall under it.

Where the right to collect premiums under the Employees' Pension Insurance Act, with respect to an insured period of Employees' Pension Insurance, has been extinguished by prescription (excluding a case falling under the proviso to Article 75 of that Act), the insured period as a category 2 insured person for the months that were the basis for calculating the insured period of Employees' Pension Insurance to which those premiums relate is not, notwithstanding the provisions of Article 5, paragraph (1), included in the premium-paid period. The same applies to the insured period as a category 3 insured person of the spouse of that person for the months that were the basis for calculating the insured period of Employees' Pension Insurance, in a case where the spouse of that person is a category 3 insured person.

①The insured period as a category 3 insured person relating to a notification given under the provisions of Article 12, paragraphs (5) through (8), concerning a person who did not fall under Article 7, paragraph (1), item (iii) having become an insured person falling under the provisions of that item, or a notification given under the provisions of Article 105, paragraph (1) (including a case where the provisions of Article 12, paragraphs (6) through (8) are applied mutatis mutandis under paragraph (2) of that Article) concerning the spouse of an insured person falling under that item having, after losing status as an insured person of Employees' Pension Insurance, continuously become an insured person of Employees' Pension Insurance, for the months before the month that includes the day on which that notification was given (excluding the period falling within the two years up to and including the second month before the month that includes the day on which that notification was given) is not, notwithstanding the provisions of Article 5, paragraph (1), included in the premium-paid period.

②A category 3 insured person or a person who was a category 3 insured person may, where it is found that there is an unavoidable reason for the person's delay in giving the notification prescribed in the preceding paragraph, with respect to the period, among the insured periods of the person as a category 3 insured person, that is not included in the premium-paid period under the provisions of the preceding paragraph (excluding an insured period as a category 3 insured person that is not included in the premium-paid period under the provisions of the preceding Article), give a notification to that effect to the Minister of Health, Labour and Welfare.

③Where a notification is given under the provisions of the preceding paragraph, the period to which that notification relates is, notwithstanding the provisions of paragraph (1), included in the premium-paid period from and after the day on which that notification was given.

④Where a person entitled to receive an old-age basic pension gives a notification under the provisions of paragraph (2), and the period to which that notification relates is included in the premium-paid period under the provisions of the preceding paragraph, the amount of the pension is revised from the month following the month that includes the day on which that notification was given.

⑤For the purpose of applying the provisions of Article 18 of the Supplementary Provisions of the 1985 Amendment Act to a person for whom the period to which the notification under paragraph (2) relates has been included in the premium-paid period under the provisions of paragraph (3), the phrase "the insured period of the National Pension on and after that day" in paragraph (1) of that Article is deemed to be replaced with "the period included in the premium-paid period on and after that day".

The provisions of paragraph (1) of the preceding Article do not apply, in a case falling under any of the following items, to the insured period prescribed in the relevant item.

The provisions of Article 12 and Article 105 do not apply to a category 2 insured person.

①For the time being, for the purpose of applying the provisions of Article 14 and Article 14-2, the phrase "insured person" in Article 14 is deemed to be replaced with "insured person (excluding a category 2 insured person who is a category 2 employees' pension insured person, a category 3 employees' pension insured person or a category 4 employees' pension insured person; the same applies in the following Article)".

②For the time being, with respect to the period during which a person was an insured person of that Employees' Pension Insurance, for a person who intends to receive the application of the provisions of Article 26, Article 30, paragraph (1), Article 30-2, paragraph (1), Article 30-3, paragraph (1), Article 34, paragraph (4), the proviso to Article 36, paragraph (2), Article 37, Article 9-2, paragraph (1) of the Supplementary Provisions, or Article 9-2-2, paragraph (1) of the Supplementary Provisions with respect to, among the periods during which the person was a category 2 insured person, the category 2 employees' pension insured period prescribed in Article 2-5, paragraph (1), item (ii) of the Employees' Pension Insurance Act (hereinafter referred to in this Article as the "category 2 employees' pension insured period"), the category 3 employees' pension insured period prescribed in item (iii) of that paragraph (hereinafter referred to in this Article as the "category 3 employees' pension insured period"), or the category 4 employees' pension insured period prescribed in item (iv) of that paragraph (hereinafter referred to in this Article as the "category 4 employees' pension insured period"), it is governed by the confirmation received from the Federation of National Public Officers Mutual Aid Associations for the category 2 employees' pension insured period, the confirmation received from the Local Public Officers Mutual Aid Association for the category 3 employees' pension insured period, and the confirmation received from the Promotion and Mutual Aid Corporation for Private Schools of Japan for the category 4 employees' pension insured period.

③A person who has an objection to a disposition concerning a confirmation under the provisions of the preceding paragraph may, as provided for in Article 90, paragraph (2) and paragraphs (4) through (6) of the Employees' Pension Insurance Act, make a request for review to the reviewing body specified in the items of paragraph (2) of that Article.

④In the case referred to in paragraph (2), an objection to a disposition concerning a confirmation under the provisions of that paragraph relating to the category 2 employees' pension insured period, the category 3 employees' pension insured period or the category 4 employees' pension insured period may not be made a ground for an objection to a disposition concerning an old-age basic pension, disability basic pension or survivors' basic pension based on the period during which the person was an insured person of that Employees' Pension Insurance.

The Minister of Health, Labour and Welfare may, when it is necessary in relation to status as an insured person, request a mutual aid association, the Promotion and Mutual Aid Corporation for Private Schools of Japan, or any other administering body of a system relating to old-age benefits, etc. under the Employees' Pension Insurance Act, to provide the necessary materials.

①Among persons who have a premium-paid period or a premium exemption period (excluding one relating to premiums that are treated as not required to be paid under the provisions of Article 90-3, paragraph (1); the same applies in paragraph (1) of the following Article and in Article 9-2-2, paragraph (1) of the Supplementary Provisions) (hereinafter referred to in this paragraph as a "person with premium-paid periods, etc."), a person who falls under the proviso to Article 26 and whose premium-paid period, premium exemption period and credited period (meaning the period during which the person fell under item (i) or item (iii) of Article 5, paragraph (1) of the Supplementary Provisions (excluding the period during which the person was a category 2 insured person or a category 3 insured person, the premium-paid period, and the period during which the person was 60 years of age or older); the same applies below), combined, total 10 years or more, is, for the purpose of applying the provisions of Article 26, paragraph (1) of the following Article, Article 9-2-2, paragraph (1) of the Supplementary Provisions, Article 9-3, paragraph (1) of the Supplementary Provisions and Article 9-3-2, paragraph (1) of the Supplementary Provisions, deemed not to fall under the proviso to Article 26; and, among persons with premium-paid periods, etc., a person whose premium-paid period and premium exemption period, combined, total less than 25 years, and whose premium-paid period, premium exemption period and credited period, and insured period of Employees' Pension Insurance on and after the month that includes the day on which the person reached 65 years of age, combined, total 25 years or more, is, for the purpose of applying the provisions of Article 37 (limited to item (iii)), deemed to have a premium-paid period and premium exemption period that, combined, total 25 years or more.

②The calculation of the credited period is governed by the provisions of Article 11.

①A person who has a premium-paid period or a premium exemption period and is 60 years of age or older but under 65 years of age (limited to a person who is not an insured person under the provisions of Article 5, paragraph (1) of the Supplementary Provisions, and excluding a person who may make the request for advance payment prescribed in paragraph (1) of the following Article) may, for the time being, before reaching 65 years of age, make a request to the Minister of Health, Labour and Welfare for advance payment of the old-age basic pension. However, this does not apply where the person fell under the proviso to Article 26 on the day preceding the day on which that request was made.

②With respect to a person who may make a request for advance payment under the provisions of Article 7-3, paragraph (1) or Article 13-4, paragraph (1) of the Supplementary Provisions of the Employees' Pension Insurance Act, the request under the preceding paragraph must be made at the same time as that request.

③Where the request under paragraph (1) has been made, the old-age basic pension is paid to that person, notwithstanding the provisions of Article 26, from the day on which that request was made.

④The amount of the old-age basic pension paid under the provisions of the preceding paragraph is, notwithstanding the provisions of Article 27, the amount obtained by deducting the amount specified by Cabinet Order from the amount specified in that Article.

⑤The right to receive a widow's pension is extinguished when the person entitled to receive it acquires the right to receive an old-age basic pension under the provisions of paragraph (3).

⑥The provisions of paragraph (4) apply mutatis mutandis to the amount of the additional pension in a case where a person entitled to receive an old-age basic pension under the provisions of paragraph (3) has a premium-paid period relating to premiums under the provisions of Article 87-2. In this case, the term "Article 27" in paragraph (4) is to be read as "Article 44".

①A person who has a premium-paid period or a premium exemption period and falls under a person prescribed in the paragraphs of Article 8-2 of the Supplementary Provisions of the Employees' Pension Insurance Act (limited to a person prescribed in paragraph (3) of that Article or a person otherwise specified by Cabinet Order, and limited to a person who has not reached the age listed in the right-hand column of the table in the paragraphs of that Article) (limited to a person who is 60 years of age or older and is not an insured person under the provisions of Article 5, paragraph (1) of the Supplementary Provisions) may, for the time being, make a request to the Minister of Health, Labour and Welfare for advance payment of part of the old-age basic pension. However, this does not apply where the person fell under the proviso to Article 26 on the day preceding the day on which that request was made.

②With respect to a person who may make a request for advance payment under the provisions of Article 7-3, paragraph (1) or Article 13-4, paragraph (1) of the Supplementary Provisions of the Employees' Pension Insurance Act, the request under the preceding paragraph must be made at the same time as that request.

③Where the request under paragraph (1) has been made, the old-age basic pension is paid to that person, notwithstanding the provisions of Article 26, from the day on which that request was made.

④The amount of the old-age basic pension paid under the provisions of the preceding paragraph is, notwithstanding the provisions of Article 27, the amount obtained by deducting the amount specified by Cabinet Order from the amount obtained by multiplying the amount specified in that Article by the rate specified by Cabinet Order.

⑤Where a person entitled to receive an old-age basic pension under the provisions of paragraph (3) reaches 65 years of age, the amount obtained by multiplying the amount specified in Article 27 by the rate obtained by deducting the rate specified by Cabinet Order and prescribed in the preceding paragraph from one is to be added, notwithstanding the provisions of the preceding paragraph, to the amount of that old-age basic pension, and the amount of the pension is revised from the month following the month that includes the day on which the person reached 65 years of age.

⑥The provisions of paragraph (5) and paragraph (6) of the preceding Article apply mutatis mutandis to the old-age basic pension under the provisions of paragraph (3). In this case, the phrase "the provisions of paragraph (4)" in paragraph (6) of that Article is to be read as "the provisions of paragraph (4) and paragraph (5) of the following Article", and the phrase "in paragraph (4)" is to be read as "in the provisions of paragraph (4) and paragraph (5) of the following Article".

For the time being, the provisions of Article 30, paragraph (1) (limited to item (ii)), Article 30-2, Article 30-3, Article 30-4, paragraph (2), Article 34, paragraph (4), the proviso to Article 36, paragraph (2), Article 49, and Article 5 of the Supplementary Provisions do not apply to a person entitled to receive an old-age basic pension under the provisions of Article 9-2, paragraph (3) of the Supplementary Provisions or paragraph (3) of the preceding Article, or a person entitled to receive an old-age employees' pension under the provisions of Article 7-3, paragraph (3) or Article 13-4, paragraph (3) of the Supplementary Provisions of the Employees' Pension Insurance Act.

For the time being, for the purpose of applying the provisions of Article 20, paragraph (1), the phrase "survivors' basic pension or widow's pension" in that paragraph is deemed to be replaced with "pension benefit (excluding the old-age basic pension and the disability basic pension (limited to one whose recipient has reached 65 years of age), and the additional pension)", the phrase "a person entitled to receive an old-age basic pension" is deemed to be replaced with "a person entitled to receive an old-age basic pension (limited to a person who has reached 65 years of age)", and the phrase "a person entitled to receive a disability basic pension" is deemed to be replaced with "a person entitled to receive a disability basic pension (limited to a person who has reached 65 years of age)".

For the time being, notwithstanding the provisions of Article 97, paragraph (1), where the special base rate for delinquent tax for each year (meaning the special base rate for delinquent tax prescribed in Article 94, paragraph (1) of the Act on Special Measures Concerning Taxation (Act No. 26 of 1957); the same applies below in this Article) is less than a rate of 7.3% per annum, the rate of 14.6% per annum and the rate of 7.3% per annum for the delinquency charge prescribed in Article 97, paragraph (1) (including a case where it is applied mutatis mutandis under Article 134-2, paragraph (1), and a case where it is applied mutatis mutandis by replacing terms under Article 137-21, paragraph (2); the same applies below in this Article) are, during that year, in the case of the rate of 14.6% per annum, the rate obtained by adding a rate of 7.3% per annum to that special base rate for delinquent tax, and, in the case of the rate of 7.3% per annum, the rate obtained by adding a rate of 1% per annum to that special base rate for delinquent tax (or, where the rate so added exceeds a rate of 7.3% per annum, a rate of 7.3% per annum).

①Where a person for whom the combined period of the premium-paid period and premium exemption period relating to the insured period as a category 1 insured person, and the period specified by Cabinet Order among the periods during which the person was a member of the Former Army Mutual Aid Association based on the Order for the Former Army Mutual Aid Association (Imperial Ordinance No. 947 of 1940) or any other mutual aid association specified by Cabinet Order, totals 10 years or more, reaches 65 years of age, the old-age pension is paid to that person. However, this is limited to a case where the combined period of that premium-paid period and that premium exemption period is one year or more, and the person falls under the proviso to Article 26.

②The amount of the old-age pension paid under the provisions of the preceding paragraph is the amount calculated, with respect to the premium-paid period and premium exemption period relating to the insured period as a category 1 insured person, as provided for in Article 27.

③The old-age pension under the provisions of paragraph (1) is, for the purpose of applying the provisions of Chapter III (excluding Section 2), Chapter VII through Chapter X, and Article 38 of the Employees' Pension Insurance Act, deemed to be an old-age basic pension.

④The provisions of Article 28, Article 9-2 of the Supplementary Provisions (excluding the proviso to paragraph (1) of that Article), Article 9-2-3 of the Supplementary Provisions, and Article 9-2-4 of the Supplementary Provisions apply mutatis mutandis to a person falling under the requirement prescribed in paragraph (1). In this case, the phrase "has a premium-paid period or a premium exemption period" in Article 9-2, paragraph (1) of the Supplementary Provisions is to be read as "falls under the requirement prescribed in Article 9-3, paragraph (1) of the Supplementary Provisions", and the phrase "Article 26" in paragraph (3) of that Article is to be read as "Article 9-3, paragraph (1) of the Supplementary Provisions".

⑤The right to receive the old-age pension under the provisions of paragraph (1) is extinguished when the person entitled to receive it dies.

①For the time being, a person who does not have Japanese nationality (limited to a person who is not an insured person) for whom the number of months of premium-paid periods, etc. (meaning the number of months obtained by adding together, as of the day preceding the day of the request, the number of months of the premium-paid period relating to the insured period as a category 1 insured person up to the month preceding the month that includes the day of the request, the number of months equivalent to three-quarters of the number of months of the one-quarter premium exemption period, the number of months equivalent to one-half of the number of months of half premium exemption periods, and the number of months equivalent to one-quarter of the number of months of the three-quarter premium exemption period; the same applies in paragraph (3)) is six months or more, and who falls under the proviso to Article 26 or is otherwise specified by Cabinet Order as a person equivalent thereto, may request payment of the lump-sum withdrawal payment. However, this does not apply where the person falls under any of the following items.

②Where the request under the preceding paragraph has been made, the lump-sum withdrawal payment is paid to the person who made that request.

③The amount of the lump-sum withdrawal payment is the amount obtained by multiplying the amount obtained by multiplying the amount of the premium in the fiscal year that includes the reference month (meaning, among the premium-paid period, the one-quarter premium exemption period, the half premium exemption period, or the three-quarter premium exemption period relating to the insured period as a category 1 insured person up to the month preceding the month that includes the day of the request, the most recent of the months relating to premiums paid as the premium for each month of that period by the day preceding the day of the request) by one-half, by the number specified by Cabinet Order according to the number of months of premium-paid periods, etc.

④Where a person has received payment of the lump-sum withdrawal payment, the period during which the person was an insured person as a category 1 insured person that was the basis for calculating that amount is, with respect to that person, deemed to be a period during which the person was not an insured person.

⑤A person who has an objection to a disposition concerning the lump-sum withdrawal payment may make a request for review to the Social Insurance Examination Council.

⑥The provisions of Article 101, paragraphs (3) through (5), and Article 101-2 apply mutatis mutandis to the request for review under the preceding paragraph. In this case, the technical replacement of terms necessary in relation to these provisions is specified by Cabinet Order.

⑦The provisions of Article 16, Article 19, paragraphs (1), (4) and (5), Article 23, Article 24, Article 105, paragraph (4), Article 107, paragraph (1), and Article 111 apply mutatis mutandis to the lump-sum withdrawal payment. In this case, the technical replacement of terms necessary in relation to these provisions is specified by Cabinet Order.

The affairs concerning payment of the basic pension may be performed by a person specified by Cabinet Order, as provided for by Cabinet Order.

①An insured person or a person who was an insured person may give a notification to the Minister of Health, Labour and Welfare concerning the period, among the insured periods as a category 3 insured person (limited to a premium-paid period (excluding a period specified by Cabinet Order) falling within the period from April 1986 until the month preceding the month that includes the day of enforcement of the provisions listed in Article 1, item (ii) of the Supplementary Provisions of the Act Partially Amending the Employees' Pension Insurance Act, etc. for Ensuring the Soundness and Reliability of the Public Pension System (Act No. 63 of 2013; referred to in paragraph (1) of the following Article as the "2013 Amendment Act") (hereinafter referred to as the "partial effective date of the 2013 Amendment Act")), for which a correction has been made, under the provisions of Article 14, to matters recorded as an insured period as a category 1 insured person (referred to in Article 9-4-6, paragraphs (1) and (2) of the Supplementary Provisions as the "inconsistent period"), and for which the right to collect premiums has, at the time that correction was made, been extinguished by prescription (hereinafter referred to as the "time-barred inconsistent period").

②Where a notification is given under the provisions of the preceding paragraph, the time-barred inconsistent period to which that notification relates (referred to in paragraph (4) and in paragraph (1) of the following Article as the "specified period") is, for the purpose of applying the provisions of this Act and any other laws and regulations specified by Cabinet Order, deemed, from and after the day on which that notification was given, to be a period relating to premiums that are treated as not required to be paid under the provisions of Article 90-3, paragraph (1), and matters necessary in relation to the application of these provisions are specified by Cabinet Order.

③Where payment of premiums is made under the provisions of paragraph (1) of the following Article or any other provision specified by Cabinet Order, the provisions of the preceding paragraph do not apply, from and after the day on which the payment was made, to the month to which that payment relates.

④For the purpose of applying the provisions of Article 18 of the Supplementary Provisions of the 1985 Amendment Act to a person who has a specified period, the phrase "the insured period of the National Pension on and after that day" in paragraph (1) of that Article is deemed to be replaced with "the period deemed, on and after that day, under the provisions of Article 9-4-2, paragraph (2) of the Supplementary Provisions of that Act, to be a period relating to premiums that are treated as not required to be paid under the provisions of Article 90-3, paragraph (1) of that Act".

①An insured person or a person who was an insured person (limited to a person who has a specified period) may, during the period until the day on which three years elapse, calculated from the day following the day specified by Cabinet Order under Article 98 of the Supplementary Provisions of the 2013 Amendment Act (hereinafter referred to as the "specified premium payment deadline"), obtain the approval of the Minister of Health, Labour and Welfare and pay, for each month of the period, among the specified period, other than the premium-paid period, during which the person was 50 years of age or older but under 60 years of age (or, in the case of a person who is under 60 years of age, the period within 10 years before the month that includes the day of approval), the premium (hereinafter referred to in this Article and in Article 9-4-9, paragraph (4) of the Supplementary Provisions as the "specified premium") in the highest of the amounts obtained by adding the amount specified by Cabinet Order to the amount equivalent to the premium for each month of the period within 10 years before the month that includes the day of approval (or, for the period within 10 years before the month that includes the day of approval, that added amount).

②Payment of the specified premium under the provisions of the preceding paragraph is to be made in order, starting with the specified premium relating to the premium for the month that elapsed earliest.

③Where payment of the specified premium is made under the provisions of paragraph (1), the premium for the month to which the payment relates is deemed to have been paid on the day on which the payment was made.

④Where a person entitled to receive an old-age basic pension makes payment of the specified premium under the provisions of paragraph (1), the amount of the pension is revised from the month following the month that includes the day on which the payment was made. However, for a specified recipient prescribed in the following Article, the amount of the pension is revised from the month following the month that includes the specified premium payment deadline.

⑤Beyond what is provided for in the preceding paragraphs, the procedure for payment of the specified premium and any other matters necessary concerning payment of the specified premium are specified by Cabinet Order.

With respect to the period that became a time-barred inconsistent period that is held by a person who has a period that became a time-barred inconsistent period as a result of a correction made, on or after the partial effective date of the 2013 Amendment Act, to matters recorded under the provisions of Article 14, and who was, on the partial effective date of the 2013 Amendment Act, receiving an old-age basic pension or old-age benefits, etc. under the Employees' Pension Insurance Act on the basis that the period that became that time-barred inconsistent period was a premium-paid period (including a person for whom payment of the whole of those benefits is suspended; referred to in the following Article as a "specified recipient"), that period is, for the purpose of applying the provisions of this Act and any other laws and regulations specified by Cabinet Order (limited to those relating to the old-age basic pension or old-age benefits, etc. under the Employees' Pension Insurance Act), deemed to be a premium-paid period until the specified premium payment deadline. In this case, the provisions of Article 9-4-2, paragraph (2) of the Supplementary Provisions do not apply.

With respect to the amount of the old-age basic pension paid to a specified recipient for the months from the month following the month that includes the specified premium payment deadline onward, where the amount after correction (meaning the amount specified in the provisions of Article 27 and Article 28, Article 9-2 and Article 9-2-2 of the Supplementary Provisions, and Article 17 of the Supplementary Provisions of the 1985 Amendment Act) is less than the amount obtained by multiplying the amount before correction (meaning the amount specified in these provisions where the provisions of Article 27 and Article 28, Article 9-2 and Article 9-2-2 of the Supplementary Provisions, and Article 17 of the Supplementary Provisions of the 1985 Amendment Act are applied deeming the period that became a time-barred inconsistent period prescribed in the preceding Article to be a premium-paid period) by 90 percent (hereinafter referred to in this Article as the "lower limit of reduction"), the amount is, notwithstanding the provisions of Article 27 and Article 28, Article 9-2 and Article 9-2-2 of the Supplementary Provisions, and Article 17 of the Supplementary Provisions of the 1985 Amendment Act, the amount equivalent to the lower limit of reduction.

①With respect to the period that became an inconsistent period held by a person who has a period that became an inconsistent period as a result of a correction made, on or after the partial effective date of the 2013 Amendment Act, to matters recorded under the provisions of Article 14, and who was, on the partial effective date of the 2013 Amendment Act, receiving a disability basic pension or a benefit in the form of a pension having disability as its ground for payment under the Employees' Pension Insurance Act or any other laws and regulations specified by Cabinet Order, on the basis that the period that became that inconsistent period was a premium-paid period (including a person for whom payment of the whole of those benefits is suspended), that period is, for the purpose of applying the provisions of this Act and any other laws and regulations specified by Cabinet Order (limited to those relating to those benefits), deemed to be a premium-paid period.

②With respect to the period that became an inconsistent period that is the basis for calculating the period that is an eligibility requirement for a survivors' basic pension relating to the death of a person who has a period that became an inconsistent period as a result of a correction made, on or after the partial effective date of the 2013 Amendment Act, to matters recorded under the provisions of Article 14, or for a benefit in the form of a pension having death as its ground for payment under the Employees' Pension Insurance Act or any other laws and regulations specified by Cabinet Order, that is being paid on the basis that the period that became that inconsistent period was, on the partial effective date of the 2013 Amendment Act, a premium-paid period (including a benefit for which payment of the whole is suspended), that period is, for the purpose of applying the provisions of this Act and any other laws and regulations specified by Cabinet Order (limited to those relating to those benefits), deemed to be a premium-paid period.

③Where a notification is given under the provisions of Article 9-4-2, paragraph (1) of the Supplementary Provisions, the provisions of paragraph (1) do not apply, from and after the day on which that notification was given, to the period to which that notification relates.

①An insured person or a person who was an insured person may, when falling under any of the following items, make a request to that effect to the Minister of Health, Labour and Welfare.

②The Minister of Health, Labour and Welfare is, when finding that the request under the preceding paragraph is well-founded, to approve that request.

③Where a person who made the request under paragraph (1) has received approval under the provisions of the preceding paragraph, if it is found that the specified procedure would have been taken had there been no specified reason, and there is a period during which the person who made that request would become an insured person under the provisions relating to that specified procedure had that specified procedure been taken, that period is, for the purpose of applying the provisions of this Act and any other laws and regulations specified by Cabinet Order (excluding the provisions of Article 87, paragraphs (1) and (2), and Article 88, paragraph (1), and any other provisions specified by Cabinet Order), deemed, from and after the day of that request, to be the insured period as an insured person under the provisions relating to that specified procedure (referred to in Article 9-4-9, paragraph (1), item (ii) of the Supplementary Provisions as the "specified insured period").

④Where a person who made the request under paragraph (1) has received approval under the provisions of paragraph (2), if it is found that the specified procedure would have been taken had there been no specified reason, and there is a period for which, had that specified procedure been taken, part of the amount of the premium would be treated as not required to be paid under the provisions relating to that specified procedure, that period is, for the purpose of applying the provisions of this Act and any other laws and regulations specified by Cabinet Order, deemed, from and after the day of that request, to be a period relating to premiums for which part of the amount was treated as not required to be paid under the provisions relating to that specified procedure (referred to in Article 9-4-9, paragraph (1), item (iii) and Article 9-4-11, paragraph (1), item (ii) of the Supplementary Provisions as the "specified partial exemption period"). However, this does not apply to a period that the person who made that request does not wish to be so treated.

⑤Where a person who made the request under paragraph (1) has received approval under the provisions of paragraph (2), if it is found that the specified procedure would have been taken had there been no specified reason, and there is a period during which the person who made that request would become a person who pays the additional premium (meaning the premium under the provisions of Article 87-2, paragraph (1); the same applies below in this Article, and in Article 9-4-9, paragraph (1), item (i) and Article 9-4-10 of the Supplementary Provisions) under the provisions relating to that specified procedure had that specified procedure been taken, that period is, for the purpose of applying the provisions of this Act and any other laws and regulations specified by Cabinet Order (excluding the provisions of Article 87, paragraphs (1) and (2), and Article 88, paragraph (1), and any other provisions specified by Cabinet Order), deemed, from and after the day of that request, to be a period during which the person is a person who pays the additional premium under the provisions relating to that specified procedure (referred to in Article 9-4-10, paragraph (1), item (ii) of the Supplementary Provisions as the "specified additional premium payment period").

⑥Where a person who made the request under paragraph (1) has received approval under the provisions of paragraph (2), if it is found that the specified procedure would have been taken had there been no specified reason, and there is a period for which, had that specified procedure been taken, the premium would be treated as not required to be paid under the provisions relating to that specified procedure (hereinafter referred to in this paragraph through paragraph (8) as the "period eligible for full exemption"), that period eligible for full exemption is, for the purpose of applying the provisions of this Act and any other laws and regulations specified by Cabinet Order, deemed, from and after the day of that request, to be a period relating to premiums treated as not required to be paid under the provisions relating to that specified procedure (referred to in the following paragraph and paragraph (8), and in Article 9-4-11, paragraph (1), item (iii) of the Supplementary Provisions, as the "specified full exemption period"). However, this does not apply to a period that the person who made that request does not wish to be so treated.

⑦Where a person entitled to receive an old-age basic pension has received approval under the provisions of paragraph (2), and a period eligible for full exemption (excluding one relating to premiums treated as not required to be paid under the provisions of Article 90-3, paragraph (1)) has been deemed to be a specified full exemption period under the provisions of the preceding paragraph, the amount of the pension is revised from the month following the month that includes the day of the request under paragraph (1).

⑧For the purpose of applying the provisions of Article 18 of the Supplementary Provisions of the 1985 Amendment Act to a person for whom a period eligible for full exemption has been deemed, under the provisions of paragraph (6), to be a specified full exemption period, the phrase "the insured period of the National Pension on and after that day" in paragraph (1) of that Article is deemed to be replaced with "the premium exemption period on and after that day under the provisions of Article 9-4-7, paragraph (6) of the Supplementary Provisions of that Act".

⑨The Minister of Health, Labour and Welfare is to specify, by Order of the Ministry of Health, Labour and Welfare, the criteria for approval under the provisions of paragraph (2).

⑩The Minister of Health, Labour and Welfare must, when intending to establish or amend the Order of the Ministry of Health, Labour and Welfare under the preceding paragraph, consult the Social Security Council in advance.

⑪Beyond what is provided for in the preceding paragraphs, the procedure for the request under paragraph (1) and any other matters necessary concerning the application of the provisions of the preceding paragraphs are specified by Cabinet Order.

In the case of applying the provisions of the preceding Article to a period on or before March 31, 1986, the phrase "a period relating to premiums treated as not required to be paid under the provisions relating to that specified procedure" in paragraph (6) of that Article is deemed to be replaced with "the premium exemption period prescribed in Article 5, paragraph (4) before the revision under the provisions of Article 1 of the 1985 Amendment Act", and, beyond that, matters necessary concerning the application of the provisions of that Article are specified by Cabinet Order.

①An insured person or a person who was an insured person may, when having a period falling under any of the following items (excluding a premium-paid period; referred to in paragraph (3) as "the applicable period"), make a request to that effect to the Minister of Health, Labour and Welfare.

②The Minister of Health, Labour and Welfare is, when finding that the request under the preceding paragraph (limited to one relating to item (i) of that paragraph) is well-founded, or when there has been a request under that paragraph (limited to one relating to item (ii) or item (iii) of that paragraph), to approve that request.

③A person who made the request under paragraph (1) may, when having received approval under the provisions of the preceding paragraph, pay, for each month of the applicable period to which that approval relates, the premium in the amount equivalent to the premium for each such month (hereinafter referred to in this Article as the "special premium").

④Where the premium that a person who made the request under paragraph (1) (limited to one relating to item (i) of that paragraph) became unable to pay due to a specified reason is the specified premium or any other premium specified by Cabinet Order, the amount of the special premium is, notwithstanding the provisions of the preceding paragraph, the amount specified by Cabinet Order.

⑤Payment of the special premium under the provisions of paragraph (3) is to be made in order, starting with the special premium relating to the premium for the month that elapsed earliest.

⑥Where payment of the special premium is made under the provisions of paragraph (3), the premium for the month to which the payment relates is deemed to have been paid on the day of the request under paragraph (1).

⑦Where a person entitled to receive an old-age basic pension makes payment of the special premium under the provisions of paragraph (3), the amount of the pension is revised from the month following the month that includes the day of the request under paragraph (1).

⑧For the purpose of applying the provisions of Article 18 of the Supplementary Provisions of the 1985 Amendment Act to a person who has paid the special premium under the provisions of paragraph (3), the phrase "the insured period of the National Pension on and after that day" in paragraph (1) of that Article is deemed to be replaced with "the premium-paid period or premium exemption period arising, on and after that day, from payment made under the provisions of Article 9-4-9, paragraph (3) of the Supplementary Provisions of that Act".

⑨The provisions of Article 9-4-7, paragraphs (9) and (10) of the Supplementary Provisions apply mutatis mutandis to approval under the provisions of paragraph (2).

⑩Beyond what is provided for in the preceding paragraphs, the procedure for the request under paragraph (1) and any other matters necessary concerning the application of the provisions of the preceding paragraphs are specified by Cabinet Order.

①An insured person or a person who was an insured person may, when having a period falling under any of the following items (excluding a premium-paid period relating to the additional premium; referred to in paragraph (3) as the "period eligible for additional premiums"), make a request to that effect to the Minister of Health, Labour and Welfare.

②The Minister of Health, Labour and Welfare is, when finding that the request under the preceding paragraph (limited to one relating to item (i) of that paragraph) is well-founded, or when there has been a request under that paragraph (limited to one relating to item (ii) of that paragraph), to approve that request.

③A person who made the request under paragraph (1) may, when having received approval under the provisions of the preceding paragraph, pay, for each month of the period eligible for additional premiums to which that approval relates, the premium in the amount equivalent to the additional premium for each such month (referred to in the following paragraph and paragraph (6) as the "special additional premium").

④Payment of the special additional premium under the provisions of the preceding paragraph may be made only for a month for which payment of the premium has been made.

⑤The provisions of paragraph (5) through paragraph (7) of the preceding Article apply mutatis mutandis to the case referred to in paragraph (3).

⑥For the purpose of applying the provisions of Article 43 in a case where a person entitled to receive an old-age basic pension (excluding a person who has a premium-paid period relating to the additional premium) has made payment of the special additional premium under the provisions of paragraph (3), the phrase "acquired the right to receive an old-age basic pension" in that Article is deemed to be replaced with "made the request under the provisions of Article 9-4-10, paragraph (1) of the Supplementary Provisions".

⑦The provisions of Article 9-4-7, paragraphs (9) and (10) of the Supplementary Provisions apply mutatis mutandis to approval under the provisions of paragraph (2).

⑧Beyond what is provided for in the preceding paragraphs, the procedure for the request under paragraph (1) and any other matters necessary concerning the application of the provisions of the preceding paragraphs are specified by Cabinet Order.

①An insured person or a person who was an insured person may, when having a period falling under any of the following items (excluding a premium-paid period; referred to in paragraph (3) as the "period eligible for retroactive payment"), make a request to that effect to the Minister of Health, Labour and Welfare.

②The Minister of Health, Labour and Welfare is, when finding that the request under the preceding paragraph (limited to one relating to item (i) of that paragraph) is well-founded, or when there has been a request under that paragraph (limited to one relating to item (ii) or item (iii) of that paragraph), to approve that request.

③A person who made the request under paragraph (1) may, when having received approval under the provisions of the preceding paragraph, make retroactive payment of the whole or part of the premium for each month of the period eligible for retroactive payment to which that approval relates (limited to a premium treated as not required to be paid under the provisions of Article 89, paragraph (1), Article 90, paragraph (1) or Article 90-3, paragraph (1), and a premium for which part of the amount is treated as not required to be paid under the provisions of Article 90-2, paragraphs (1) through (3)). However, with respect to a premium for which part of the amount is treated as not required to be paid under the provisions of paragraphs (1) through (3) of that Article, this is limited to a case where the remaining amount has been paid.

④Retroactive payment under the provisions of the preceding paragraph is to be made in order, starting with the premium for the month that elapsed earliest.

⑤The amount to be paid retroactively in the case referred to in paragraph (3) is the amount obtained by adding the amount specified by Cabinet Order to the amount of the premium for each month of the period to which that retroactive payment relates.

⑥The provisions of Article 9-4-9, paragraphs (6) through (8) of the Supplementary Provisions apply mutatis mutandis to the case referred to in paragraph (3). In this case, the necessary replacement of terms is specified by Cabinet Order.

⑦The provisions of Article 9-4-7, paragraphs (9) and (10) of the Supplementary Provisions apply mutatis mutandis to approval under the provisions of paragraph (2).

⑧Beyond what is provided for in the preceding paragraphs, the procedure for the request under paragraph (1) and any other matters necessary concerning the application of the provisions of the preceding paragraphs are specified by Cabinet Order.

In the case of applying the provisions of the preceding three Articles to a period on or before March 31, 1986, a period for which the premium has been deemed to have been paid under the provisions of Article 9-4-9, paragraph (6) of the Supplementary Provisions is, from and after the day of the request under paragraph (1) of that Article, deemed to be the premium-paid period prescribed in Article 5, paragraph (3) before the revision under the provisions of Article 1 of the 1985 Amendment Act, and, beyond that, matters necessary concerning the application of the provisions of the preceding three Articles are specified by Cabinet Order.

①The government is, in order to ensure the smooth implementation of the National Pension program, to have the Welfare and Medical Service Agency, Independent Administrative Agency, perform the affairs of managing and collecting the claims prescribed in Article 12, paragraph (1) of the Act on the Dissolution of the Pension Welfare Service Public Corporation and Succession to Its Business, etc. (Act No. 20 of 2000) before its repeal under the provisions of Article 14 of the Supplementary Provisions of the Act on the Government Pension Investment Fund, Independent Administrative Agency, until collection of those claims is completed.

②The government is, in order to ensure the smooth implementation of the National Pension program, to have the Welfare and Medical Service Agency, Independent Administrative Agency, perform the affairs of managing and collecting the claims relating to the lending of small amounts of funds prescribed in Article 12, paragraph (1), item (xii) of the Act on the Welfare and Medical Service Agency, Independent Administrative Agency (Act No. 166 of 2002) before its revision under the provisions of Article 28 of the Act Partially Amending the National Pension Act, etc. to Strengthen the Functions of the Pension System (Act No. 40 of 2020), until March 31, 2027.

①With respect to the authority of the Minister of Health, Labour and Welfare under Article 19 of the Supplementary Provisions of the Act Partially Amending the National Pension Act, etc. (Act No. 104 of 2004), or any other provision establishing transitional measures accompanying the revision of this Act that is specified by Order of the Ministry of Health, Labour and Welfare, the Japan Pension Service is to be made to perform the affairs relating to that authority, as provided for in Article 109-4 through Article 109-12 of the National Pension Act (referred to in the following paragraph as the "new National Pension Act") after the revision under the provisions of Article 20 of the Supplementary Provisions of the Japan Pension Organization Act (Act No. 109 of 2007).

②In the case referred to in the preceding paragraph, the technical replacement of terms for the purpose of applying the provisions of Article 109-4 through Article 109-12 of the new National Pension Act, and any other matters necessary concerning the application of these provisions, are specified by Order of the Ministry of Health, Labour and Welfare.