He became famous for carving five letters that mean 'benevolence, justice, courtesy, wisdom and sincerity' on a stamp surface of a 3 sq.cm qingtian stone when he was young, and carving 1,000 letters on the face of a 5.5 cm seal in 1782.
若いときに方寸の青田石の印面に「仁義礼智信」の五文字を刻し、天明2年（1782年）には一寸八分の印面に千字文を刻し有名になる。