Lifespan: 15xx to 5/23 of Tenshō 14 (1586)
Other Names: Uemon-no-jō
Rank: bushō
Title: Governor of Izu
Clan: Saitō
Lord: Saitō Dōsan → Saitō Yoshitatsu
Father: Saitō Toshimasa
Mother: Daughter of Inaba Bitchū-no-kami 通以
Siblings: Toshikata, sister (wife of Akechi Mitsuyasu)
Wife: [First] Daughter of Ninagawa Chikanobu, [Second] Daughter of Akechi Mitsutsugu (Sōzen)
Children: Ishigai Yoriatsu, Toshimitsu, daughter (wife of Ninagawa Chikanaga), daughter (wife of Saitō Mitsutsugu)
Adopted Children: Saitō Chikamitsu (child of Ninagawa Chikayo)