Yoshiteru ASHIKAGA, the 13th Shogun of the Muromachi bakufu (Japanese feudal government headed by a shogun), gave Kiri-mon to Nobuhide ODA, the father of Nobunaga ODA, it was then taken over by Nobunaga from his father.
室町幕府13代将軍足利義輝が織田信長の父織田信秀に桐紋を授け、その後、信長にその桐紋が父から引き継がれた。