Emperor Sushun (崇峻天皇) was the 32nd imperial ruler of Japan (587-592). He was the twelfth son of the Emperor Kimmei. His name in birth was Prince Hatsusebe (長谷部皇子, Hatsusebe no miko). His mother Oane no kimi was a daughter of Soga no Iname, the chief of the Soga clan.
He succeeded his brother, Emperor Yomei in 587 with the support of the Soga clan and the Empress Suiko, his sister and the wife of the Emperor Bidatsu. The Mononobe clan attempted to make Prince Anahobe, another son of the Kimmei but failed. The head of the Soga clan, Soga no Umako destroyed Mononobe no Moriya, the head of the clan of Mononobe afterwards, since then the clan of Mononobe declined.
He was assassinated in 592 after losing support of the Soga clan, and the only Emperor who was assassinated through the Japanese history.
Sushun (Simplified Chinese:肃顺; Traditional Chinese:肅順; Courtesy Yuting 雨亭) (—1861) was born in the Manchu Aisin-Gioro Clan as the sixth son of Wurgongga (乌尔恭阿), the Prince Zheng.
Sushun became a General during the late years of the Daoguang Emperor's reign.
Cixi staged a coup d'etat, and Sushun and was beheaded in 1861.
With the clan of Soga, Suiko supported Hatsusebe, later the Emperor Sushun.
After the Soga clan assassinated Sushun, her uncle, the head of the Soga clan, Soga no Umako, expected her to assume the throne.
She accepted and became the first female imperial ruler of Japan.She reigned from 593 to 628, but took little active part in affairs of state, which were handled by Prince Shotoku, the son of her brother Emperor Yomei who was married to Suiko's daughter.