《明史·列传·卷二百一十》
于是日本国于洪武九年四月，派僧人圭廷用等人前来朝贡，并表示谢罪。
乃以九年四月，遣僧圭廷用等来贡，且谢罪。
In April of the ninth year of the Hongwu era, Japan dispatched priest Keitingyong to present a tribute offering and say sorry for the offenses.