| Since Iruka considered Prince Yamashiro no oe (it is said that he was a son of Prince Shotoku) a powerful candidate for succession to the Imperial Throne, as an obstacle, he launched an attack on Ikaruganomiya Palace and dethroned Prince Yamashiro no oe and his family in November, 643. |
そのため、有力な皇位継承資格者・山背大兄王（通説では聖徳太子の子）の存在が邪魔になり、643年11月、入鹿は斑鳩宮を襲い山背大兄王とその一族を滅ぼした。 |