Chronological List of Political, Diplomatic and Military Leaders of the World, 1840-2000Ikuhiko Hata · First published 2003Open the Tome
Japanese Army Air Force fighter aces, 1931-45Ikuhiko Hata, Yasuho Izawa, Christopher Shores · First published 2001Open the Tome
Japanese naval aces and fighter units in World War IIIkuhiko Hata · First published 1989Open the Tome
Chūka Jinmin Kyōwakoku, Chōsen Minshu Shugi Jinmin Kyōwakoku shokkan rekininhyōIkuhiko Hata · First published 1987Open the Tome
