Senʼin hoken sanjūnenshi
By: Kōseishō Hokenkyoku Shakai Hokenchō Iryō Hokenbu hen
Contributors: Japan. Shakai Hokenchō. Iryō Hokenbu; Senʼin Hokenkai
Publisher: Senʼin Hokenkai
Published: 1972
Place of publication: Tōkyō
Language: jpn
Number of pages: 607
Subjects: Social Insurance; Merchant seamen