After publishing "The Last Testament of Okitsu Yagoemon" inspired by the incident of Maresuke NOGI followed his master to his grave, he wrote the historical novels such as "The Abe Clan" and "Takasebune" (The Boat on the River Takase) and a biography based on a historical evidence, "Chusai SHIBUE."
乃木希典の殉死に影響されて『興津弥五右衛門の遺書』発表後は、『阿部一族』『高瀬舟(小説)』などの歴史小説、史伝『渋江抽斎』を書いた。