Kōyō Gunkan Taisei is Kenji Sakai's four-volume edited and scholarly edition of Kōyō Gunkan, a military text concerning the Takeda clan of Kai in Japan's Sengoku period. Comprising upper and lower text volumes, an index, and a research volume, it provides a foundation for reading the text and examining it as a historical source.

A four-volume foundation for reading and researching Kōyō Gunkan, bringing together its text, index, and scholarly study.

Old Tibetan Contracts from Central Asia is a 文学作品 by 武内紹人. It is known as a 1995 award-recognized work and can be introduced through its title, genre, and authorial context.

A work that conveys 武内紹人's style through the world suggested by the title Old Tibetan Contracts from Central Asia.