Lifespan: Bunmei 5 (1473) to 12/7 of Meiō 5 (1497)
Rank: bushō
Clan: Saitō
Father: Saitō Myōjun
Siblings: Toshichika, Matashirō, Hikoshirō, Nagai Toshitaka (?), sister (wife of Asakura Sadakage), sister (wife of Kyōgoku Takakiyo)
Children: Toshinaga, daughter