Yūzankaku

• Zukai chadōgu jiten
• Dai Nihon shi kōza
• Isetsu nihonshi
• Jinruigaku kōza
• Jinruigaku senshigaku kōza
• Kindai no hi sabetsu buraku
• Kodaishi kenkyū no saizensen
• Nihontō kōza
• Sakoku to bakuhan kokka no seiritsu
• Shinkō Dai Nihon shi
• Shinsetsu Nihon rekishi
• Shishi ibunshū