But in March 1869, he decided to open his school named 'Kakuchi Gakusha' at the foot of Mt. Goro, on the recommendation of his pupil Rokuemon YUKI, who was nanushi (village headman) of Nukutsu Village (part of the present Tendo City).
しかし明治2年（1869年）2月、門下生であった貫津（ぬくつ）村（天童市）名主結城六右衛門の招きで五老山の麓に塾舎「格知学舎」を開設することとなった。