After Mototaka MATSUDA challenged Daikaku (a disciple of Nichizo), who was doing missionary work in Bizen during Kenmu and Rekio era (1334-1341), on a religious debate and lost, and he protected this.
建武_(日本)・暦応年間頃に備前において布教活動をしていた大覚（日像門人）に宗論を挑んで敗れた松田元喬がこれを保護した。