In 1798, on the death of Genzui UDAGAWA, who was Shirando's most able disciple, he was adopted by the Udagawa family and took over as head of the family.
寛政9年（1798年）、芝蘭堂の高弟宇田川玄随が亡くなると宇田川家の当主として養子に入りその跡を継いだ。