Responding to a request by a temple in Mt. Tendai, China for Enryaku-ji Temple to send a hand-written copy of Tendai Kyoshaku (doctrine book) which had been dispersed and lost in China, he went across the sea to Goetsu (Wuyue) as Soshi (delivering envoy) in 953.
中国天台山から延暦寺に対し中国で散逸した天台教籍の書写送付の依頼があり、953年（天暦7年）その送使として呉越へ渡った。