The law as Act Partially Amending the National Pension Act, etc., and Other Matters, to Strengthen the Functions of the Pension System in Light of Socioeconomic Changes (Act No. 74 of 2025) leaves it, with the words it changes marked.
The main text is read a page at a time: a chapter to a page, and a long chapter in runs of articles. The whole main text, and the supplementary provisions and appended tables this amendment changes. Those it leaves untouched are on the page for the text in force.
The amount of the survivors' basic pension paid to the spouse is, notwithstanding the provisions of the preceding Article, the amount obtained by adding, to the amount specified in that Article, the amount obtained by multiplying 74,900269,600 yen by the revision rate (meaning the revision rate as revised on the assumption that the provisions of Article 27-3 and Article 27-5 do not apply; the same applies hereinafter in this paragraph) for each child who, at the time the spouse acquired the right to receive the survivors' basic pension, fell under the requirement prescribed in Article 37-2, paragraph (1) and shared had been sharing a livelihood with that person (for up to two of them, the amount obtained by multiplying 224,700 yen by the revision rate for each; if a fraction of less than 50 yen arises in those amountsthat amount, it is to be rounded down, and if a fraction of 50 yen or more but less than 100 yen arises, it is to be rounded up to 100 yen). However, when that child falls under any of the following items, the payment of the part corresponding to the amount added for that child is suspended for the period during which the child falls under any of those items.
When the child does not have an address in Japan (excluding when the child is a student studying abroad or any other person specified by Order of the Ministry of Health, Labour and Welfare as a person who does not have an address in Japan but is found, in consideration of the purpose of travel and other circumstances, to have the basis of daily life in Japan);
When the child is a child for whom an addition under Article 62-2, paragraph (1) of the Employees' Pension Insurance Act, or any other addition specified by Cabinet Order, is made (excluding when the whole amount of the part corresponding to the amount added for that child is suspended from payment).
When a child who was an unborn child at the time the spouse acquired the right to receive the survivors' basic pension is born, for the purposes of applying the provisions of the preceding paragraph, that child is deemed to be a child who, at the time the spouse acquired that right, fell under the requirement prescribed in Article 37-2, paragraph (1) and sharedhad been sharing a livelihood with that person, and the amount of the survivors' basic pension is revised from the month following the month in which the day of that birth falls.
With respect to a survivors' basic pension paid to the spouse, where there are two or more children prescribed in paragraph (1), when one or two or more of the children excluding one of them come to fall under any of the following items, the amount of the pension is revised, according to the number of children who have come to fall under it, from the month following the month in which the day of coming to fall under it falls.
When the child has married (including a case of being, without notification of marriage having been made, in circumstances equivalent to a de facto marital relationship; the same applies hereinafter);
婚姻（届出をしていないが、事実上婚姻関係と同様の事情にある場合を含む。以下同じ。）をしたとき。
Article 39, paragraph (3), item (iii)Changed
When the child has become the adopted child (including a person who, without notification of adoption having been made, is in circumstances equivalent to a de facto adoptive relationship; the same applies hereinafter) of a person other than the spouse;
When the child has ceased to be the child of the deceased insured person or person who was an insured person as a result of dissolution of adoption;
離縁によつて、死亡した被保険者又は被保険者であつた者の子でなくなつたとき。
Article 39, paragraph (3), item (v)
When the child has ceased to share a livelihood with the spouse;
配偶者と生計を同じくしなくなつたとき。
Article 39, paragraph (3), item (vi)
When the first March 31 on or after the day of reaching 18 years of age has ended; provided, however, that this excludes a case where the child is in a state of disability falling under the disability grade;
When, with respect to a child in a state of disability falling under the disability grade, that circumstance has ceased; provided, however, that this excludes a case where the child is in the period up to the first March 31 on or after the day of reaching 18 years of age;
The amount of the survivors' basic pension paid to a child is, when there are two or more children who have acquired the right to receive the survivors' basic pension with respect to the death of that insured person or person who was an insured person, notwithstanding the provisions of Article 38, the amount obtained by dividing, by the number of those children, the amount obtained by adding, to the amount specified in that Article, the amount obtained by multiplying 74,900269,600 yen by the revision rate (meaning the revision rate as revised on the assumption that the provisions of Article 27-3 and Article 27-5 do not apply; the same applies hereinafter in this paragraph) for each of those children excluding one of them (for one of them, the amount obtained by multiplying 224,700 yen by the revision rate; if a fraction of less than 50 yen arises in those amountsthat amount, it is to be rounded down, and if a fraction of 50 yen or more but less than 100 yen arises, it is to be rounded up to 100 yen). However, when that child falls under any of the following items, the payment of the part corresponding to the amount added for that child is suspended for the period during which the child falls under any of those items.
When the child does not have an address in Japan (excluding when the child is a student studying abroad or any other person specified by Order of the Ministry of Health, Labour and Welfare as a person who does not have an address in Japan but is found, in consideration of the purpose of travel and other circumstances, to have the basis of daily life in Japan);
When the child is receiving a survivors' employees' pension whose amount has been added to under Article 62-3, paragraph (1) of the Employees' Pension Insurance Act, or any other insurance benefit in the form of a pension for which death is the ground for payment that is specified by Cabinet Order (excluding when the whole amount of the part corresponding to the amount added for that child is suspended from payment).
In the case referred to in the preceding paragraph, when there is an increase or decrease in the number of children who hold the right to receive the survivors' basic pension, the amount of the survivors' basic pension is revised from the month following the month in which the day of that increase or decrease falls.
The right to receive a survivors' basic pension is extinguished when the person entitled to receive it comes to fall under any of the following items.
遺族基礎年金の受給権は、受給権者が次の各号のいずれかに該当するに至つたときは、消滅する。
Article 40, paragraph (1), item (i)
When the person has died;
死亡したとき。
Article 40, paragraph (1), item (ii)
When the person has married;
婚姻をしたとき。
Article 40, paragraph (1), item (iii)
When the person has become an adopted child (excluding a case of becoming the adopted child of a lineal relative by blood or a lineal relative by affinity).
養子となつたとき（直系血族又は直系姻族の養子となつたときを除く。）。
Article 40, paragraph (2)
A spouse's right to receive a survivors' basic pension is extinguished, in addition to under the preceding paragraph, when the child prescribed in Article 39, paragraph (1) comes to fall under any of the items of paragraph (3) of that Article — that child, if there is one child prescribed in that paragraph, or, if there are two or more, all of them, whether at the same time or at different times.
A child's right to receive a survivors' basic pension is extinguished, in addition to under paragraph (1), when the child comes to fall under any of the following items.
When the child ceases, by dissolution of adoption, to be a child of the insured person who died or of the person who had been an insured person;
離縁によつて、死亡した被保険者又は被保険者であつた者の子でなくなつたとき。
Article 40, paragraph (3), item (ii)
When the first March 31 after the day on which the child reaches 18 years of age has ended; provided, however, that this does not apply where the child is in a state of disability falling under a disability grade;
When, with respect to a child in a state of disability falling under a disability grade, that condition has ceased; provided, however, that this does not apply where the child is within the period until the first March 31 after the day on which the child reaches 18 years of age;
Where compensation for surviving family under the provisions of the Labor Standards Act is to be paid in respect of the death of the insured person or the person who had been an insured person concerned, payment of the survivors' basic pension is suspended for six years from the date of death.
Article 41, paragraph (2)（支給停止）Suspension of PaymentChanged
Payment of a survivors' basic pension to a child is suspended during the period in which the spouse has the right to receive a survivors' basic pension (excluding a case where payment of the survivors' basic pension to the spouse is suspended under Article 20-2, paragraph (1) or (2), or under paragraph (1) of the following Article), or in which there is a father or mother of the child who shares a livelihood with the child.
Where the whereabouts of a spouse have been unknown for one year or more, payment of the survivors' basic pension to the spouse is suspended, upon the application of a child having the right to receive a survivors' basic pension, retroactively to the time when the whereabouts became unknown.
The spouse may apply at any time for the cancellation of the suspension of payment under the preceding paragraph.
配偶者は、いつでも、前項の規定による支給の停止の解除を申請することができる。
Article 42第四十二条
Article 42, paragraph (1)
Where there are two or more children having the right to receive a survivors' basic pension, and the whereabouts of one or more of the children have been unknown for one year or more, payment of the survivors' basic pension to that child is suspended, upon the application of another child, retroactively to the time when the whereabouts became unknown.
A child whose payment of a survivors' basic pension has been suspended under the preceding paragraph may apply at any time for the cancellation of the suspension of payment.
The provisions of Article 39-2, paragraph (2) apply mutatis mutandis where payment of a survivors' basic pension is suspended under paragraph (1), or where the suspension is canceled under the preceding paragraph. In this case, the term "day on which the increase or decrease occurred" in paragraph (2) of that Article is deemed to be replaced with "day on which the payment was suspended or the suspension was canceled".
Section 5 Additional Pension, Widow's Pension, and Death Lump-Sum Payment第五節 付加年金、寡婦年金及び死亡一時金
Subsection 1 Additional Pension第一款 付加年金
Article 43第四十三条
Requirements for Payment（支給要件）
Article 43, paragraph (1)
The additional pension is paid to a person having a premium-paid period relating to the premium under Article 87-2, paragraph (1), when that person acquires the right to receive an old-age basic pension.
The amount of the additional pension is the amount obtained by multiplying 200 yen by the number of months of premium-paid periods relating to the premium under Article 87-2, paragraph (1).
Treatment in the Case of Dissolution of a National Pension Fund or the National Pension Fund Association（国民年金基金又は国民年金基金連合会の解散の場合の取扱い）
Article 45, paragraph (1)
When a National Pension Fund or the National Pension Fund Association is dissolved, the provisions of the preceding two Articles apply by deeming the periods listed in the following items to be, respectively, premium-paid periods relating to the premium under Article 87-2, paragraph (1).
The period during which the person was a member of the National Pension Fund, relating to contributions paid before that dissolution, excluding the period that forms the basis for calculating the amount of the pension for whose payment the National Pension Fund Association is obligated (limited to a period that is a premium-paid period relating to the premium under Article 87);
The period during which the person was a member of the National Pension Fund forming the basis for calculating the amount of the pension for whose payment the National Pension Fund Association relating to that dissolution was obligated, relating to contributions paid (limited to a period that is a premium-paid period relating to the premium under Article 87).
In the case referred to in the preceding paragraph, if the National Pension Fund, or the National Pension Fund Association that was obligated to pay the pension to the person who had been a member of the National Pension Fund, is dissolved after that person acquired the right to receive the additional pension, the amount of that additional pension is revised from the month following the month in which the National Pension Fund or the National Pension Fund Association was dissolved.
In the case referred to in paragraph (1), where the National Pension Fund, or the National Pension Fund Association that was obligated to pay the pension to the person who had been a member of the National Pension Fund, is dissolved after that person acquired the right to receive the old-age basic pension (excluding a case falling under the preceding paragraph), for the purpose of applying the provisions of Article 43 to that person, the term "acquires the right to receive the old-age basic pension" in that Article is deemed to be replaced with "the National Pension Fund of which the person was a member, or the National Pension Fund Association that was obligated to pay the pension to the person, is dissolved".