Buttsū-ji (佛通寺) is a Buddhist temple head one of fourteen autonomous branches of the Rinzai school of Zen Buddhism, founded in 1397 or 1399 by the lord of Mihara—Kobayakawa Haruhira; its first Abbot was Buttoku Daitsu Zenji. The temple is named after its honorary founder, the Chinese master Buttsu Zenji.