Japan. Rōdōshō. Chingin Jikanbu

• Furekkusutaimu no susume
• Kaisei Rōdō kijunhō
• Manga jidai wa shū 40-jikansei e
• Shinki gakusotsusha no rōdōkan yokakan ni kansuru ishiki chōsa kekka no gaiyō
• Taishokukin seido no genjō to kadai
• Wakariyasui taishoku nenkin