A large cache of documents left by Masayoshi Ohira (1910-1980), 68th and 69th Prime Minister of Japan.

Composed of a vast and varied selection of primary source material containing everything from diaries and notebooks written personally by Ohira, to correspondence, official documents from the Ministries of Foreign Affairs and International Trade and Industry, manuscripts for responses to Diet questions, and for Diet speeches; election material, plus transcripts of interviews with key political and financial officials conducted for the penning of Ohira’s memoirs, this is a resource of the first order for anyone with a serious interest in Japan’s postwar political history.