In 1246 when he was 33 years old, he met Gatto Chikyo, a priest at Sennyu-ji Temple who came to Sung, and through his relationship with Gatto he came to Japan with his disciples.
1246年(寛元4年)33歳で、入宋した泉涌寺僧、月翁智鏡との縁により、弟子とともに来日。