• 2 Memorial Library

• 2 Journals, Magazines, Newspapers

• 1 Demography
• 1 Population
• 1 Social security
• 1 Vital Statistics

• 1 Hōken (Firm)
• 1 Jinkō Mondai Kenkyūjo (Japan)
• 1 Shakai Hoken Hōki Kenkyūkai (Japan)
• 1 Sōrifu Shakai Hoshō Seido Shingikai (Japan). Jimukyoku

• 2 Japan

• 1 statistics

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