Ui Hirasawa

Ui Hirasawa is Yui Hirasawa's younger sister and a supporting character in K-ON!. She manages much of their home life and later joins the light music club after the older members graduate.

Ui Hirasawa's place in the story of K-ON!

Ui is responsible, kind, observant, and unusually capable compared with her carefree sister. She cooks, studies, learns instruments quickly, and can imitate Yui's guitar style after limited practice.

Ui Hirasawa's defining relationships and loyalties

Her devotion to Yui and friendships with Azusa and Jun make her both a family caretaker and part of the club's next generation.