Kien was invited as a teacher of honor ('hinshi' in Japanese) by some feudal lords including Nobumine MATSUDAIRA of Kameyama Domain, Kiyoshi MATSUURA of Hirado Domain and Yasusada HONDA of Zeze Domain.
亀山藩の松平信岑・平戸藩の松浦清・膳所藩の本多康完などの藩主に賓師として招かれた。