Hasekura Tsunenaga kō - Toshikura, Kōichi, 1905- (Tōkyō : Kensetsusha Shuppanbu : haikyūmoto Nihon Shuppan Haikyū Kabushiki Kaisha, 1941)
Includes bibliographies.
Mode of access: Internet.
Keywords: Hasekura, Tsunenaga, -- 1571-1622.