He passed through the Hiban of Momiji-yama Mountain, became a Hyojosho (conference chamber) Confucian, studied Dutch hard, and among his apprentices was Ryotaku MAENO, who was known by "Kaitai Shinsho" (the historic Japanese translation of a Dutch anatomical text).
紅葉山火番を経て評定所儒者となりオランダ語の習得に努め、弟子には『解体新書』で知られる前野良沢がいる。