Gyokudai shinʼei sakuin fu Gyokudai shinʼei senchū - Obi, Kōichi 1913- (Yamamoto Shoten, 1976)
"Gyokutai shinʼei senchū (Shin Go Chōgi genchū, Shin Tei Tansaku ho, Kanryū 39-nen Tō Kōsai kanbon) o teihon to suru"