With regard to acquisition of status and forfeiture of status as an insured person under Article 4-3, paragraph (1) of the Supplementary Provisions of the Act, confirmation by JPS under Article 18, paragraph (1) of the Act is not to be required; provided, however, that this does not apply where status as an insured person is forfeited by falling under Article 14, item (ii) or (iv) of the Act.
法附則第四条の三第一項の規定による被保険者の資格の取得及び喪失については、法第十八条第一項の規定による機構の確認は要しないものとする。ただし、法第十四条第二号又は第四号に該当することにより被保険者の資格を喪失する場合は、この限りでない。
When an implementing organization finds it necessary with regard to acquisition of status and forfeiture of status as an insured person under Article 4-3, paragraph (1) of the Supplementary Provisions of the Act, it may request the administering organization of the system relating to the benefits listed in the items of the preceding Article (excluding item (i)) to provide necessary materials on the state of payment of those benefits.
実施機関は、法附則第四条の三第一項の規定による被保険者の資格の取得及び喪失に関し必要があると認めるときは、前条各号（第一号を除く。）に掲げる給付の支給状況につき当該給付に係る制度の管掌機関に対し、必要な資料の提供を求めることができる。
Read this with the articles around it
implementing organizationmachine translation
「実施機関」
The body that runs the employees' pension insurance business for each group of insured persons, as Article 2-5, paragraph (1) of the Employees' Pension Insurance Act assigns it: the Minister of Health, Labour and Welfare for category 1 insured persons; National Public Officers Mutual Aid Associations and their Federation for category 2; local public officers' mutual aid associations, the National Federation of Mutual Aid Associations for Municipal Personnel and the Pension Fund Association for Local Government Officials for category 3; and the Promotion and Mutual Aid Corporation for Private Schools of Japan for category 4.
Defined inArticle 1-5, paragraph (2)
JPSmachine translation
「機構」
The Japan Pension Service (日本年金機構).
Short name set inArticle 1-5, paragraph (2)