足利義昭
By early 1575, however, the fortress was already in urgent need of supplies, and the Abbot Kōsa was ready to begin peaceful overtures with Nobunaga to end the siege. But the ousted "shōgun" Ashikaga Yoshiaki sent a letter to Mōri Terumoto asking for his aid in supplying the cathedral fortress. Yoshiaki eventually raised some troops himself to aid the besieged.