As a result of inter-clan conflicts in the Sengoku period (period of warring state), Nobunaga ODA of the clan (three magistrates of Kiyosu Danjonojo family) wielded his influence greatly.
戦国時代(日本)には一族同士の争いの結果、一族（清洲三奉行弾正忠家）の織田信長が勢力を大きく広げた。