Masatoshi held Takatô in Shinano province and became a retainer of Takeda Shingen. After the fall of the Takeda, he joined Tokugawa Ieyasu and died of old age in 1593. He was accomplished in the use of the spear and for this was nicknamed yari danjô.
References
- Initial text from Sengoku Biographical Dictionary (Samurai-Archives.com) FWSeal & CEWest, 2005