X-Nico

Emperor Xuan of Northern Zhou

In 574, when Emperor Wu's mother Empress Dowager Chinu died, Emperor Wu observed a mourning period for her, and during that period, Yuwen Yun served as regent.

Yang Yong

He was the oldest son of Yang Jian and Yang Jian's wife Dugu Qieluo, but it is not known whether he was older or younger than his oldest sister, Yang Lihua (who later became empress to Emperor Xuan of Northern Zhou), born in 561.

see also