Further incidents could have occurred because of the tensions between SOGA no Iruka who disfavored Prince Yamashiro no oe and the imperial families who wanted to have an advantage in the succession to the throne.
これは山背大兄王を疎んじていた蘇我入鹿と、皇位継承における優位を画策する諸皇族の思惑が一致したからこそ出来た事件であろう。