Lifespan: Tenbun 8 (1539) to 9/26 of Tenshō 6 (1578)
Other Names: Magoshirō (childhood), Chikuzen-no-kami
Rank: bushō
Clan: Shimōsa-Hara (descended from the Kanmu-Heishi)
Lord: Chiba Masatane → Chiba Toshitane → Chiba Chikatane
Father: Hara Tanesada
Mother: Daughter of the Aihara clan
Siblings: Tanechika, Tanehide
Wife: Daughter of Toyoshima Yoritsugu
Children: Hisatane