In September 456, the Emperor Anko was assassinated by Prince Mayowa, but he had chosen Prince Oshiha as his successor and would pass on the Imperial Throne to Prince Oshiha.
安康天皇3年（456年）8月、安康天皇が眉輪王によって暗殺されたが、天皇は生前、押磐皇子に王位を継承させよううとしていた。