Masanobu Kōsaka is one of the Three Best Masters of the Takeda and Shingen's male lover. He is also the alleged author of the Kōyō Gunkan, a record surrounding the Takeda's rise to prominence.
Masanobu Kōsaka is one of the Three Best Masters of the Takeda and Shingen's male lover. He is also the alleged author of the Kōyō Gunkan, a record surrounding the Takeda's rise to prominence.