In 1882, he was invited by Kiyoshi TSUKIGATA, who was known as the demon prison head because of his strictness, to become an instructor of swordsmanship at the Kabato Shujikan, or 'outland prison' (the predecessor of modern prisons).
1882年（明治15年）、その苛烈さから鬼典獄（所長）と呼ばれた月形潔が管理する「地の果ての獄」樺戸集治監の剣術師範に招かれた。