This was a year when China had three successive infant Emperors from the relatives due to the absence of heirs from direct line of the Cao family of the Wei Dynasty originating with Cao Cao.
この年は、中国では曹操に始まる魏王朝の曹一族に世継ぎができなかったため、親族の幼少の皇帝が3代続いた時代だった。