Honma Yoshihisa
Honma Yoshihisa was the first head of the Sado Honma clan and entered the island as shugodai for the Osaragi shugo of Sado, establishing the clan at Sawata Castle.
Honma Yoshihisa was the first head of the Sado Honma clan and entered the island as shugodai for the Osaragi shugo of Sado, establishing the clan at Sawata Castle.