Kokumin nenkin nijūnen hishi
By: Nihon Kokumin Nenkin Kyōkai Kōhōbu cho
Series: Nihon kokumin nenkin sōsho -- 8; Nihon kokumin nenkin sōsho -- 8.
Publisher: Nihon Kokumin Nenkin Kyōkai
Published: 1980
Place of publication: Tōkyō
Language: jpn
Number of pages: 260
Subjects: Social security; History