He was eventually allowed to leave home and invited by Chazan (or Sazan) KAN (1748-1827), who was a scholar of Jugaku as well as a friend of his father Shunsui's, to assume the position of Toko (school manager) at Renjuku opened by Chazan.
謹慎を解かれたのち、やはり父春水の友人であった儒学者の菅茶山（1748-1827）より招聘を受け茶山が開いていた廉塾の都講（塾頭）に就任。