The reformation of the Court Political system in Ansei period-mainly on the establishment of "Gaii-Ikken-Gohyogi-Goyo"
The Journal of Japanese History 145,35 1991
The Kokuji Shoki Goyo(Court Secretariat of State Affairs) in the Late Tokugawa Period
Journal of The Graduate School Kokugakuin University-Graduate School of Letters- 23,312 1992
On the organization of the retainers within the Imperial Court families during the Tokugawa period : the case of those serving the Hirohata's a Seiga-ranked peer
Bulletin of the Tokugawa institute for the history of forestry 27,255 1993
The Process of the Establishment of Ishin-shiryo-Hensan-Kai
The Tochigi Journal of Japanese History (15) 48-87 2001
