Mitsuyasu was from Mino province and was at first a retainer of Saitô Tatsuoki. He later became a retainer of Toyotomi Hideyoshi and was given a 240,000-koku fief in Ômi province. He served in the 1st Korean Campaign and died suddenly while in the process of returning to Japan in 1593.
References
- Initial text from Sengoku Biographical Dictionary (Samurai-Archives.com) FWSeal & CEWest, 2005