K-ON character :Sawako Yamanaka

She is a faculty adviser of the pop-music club.
And she is a beautiful and ladylike, very popular from student.

She in an old girl Sakuragaoka high school.

K-ON character :Ui Hirasawa

Yui's younger sister.
She is a well-made daughter and having a good natured and doing good housework.

Sometimes she helps Yui's study.

Character Voice : Madoka Yonezawa

K-ON character :Nodoka Manabe

She is a Yui's old friend and an officer of student council in her school.
She has a cool personality but scary when she angry.

She is the understanding of Yui and watching her like her parents.

CharacterVoice : Chika Fujitou

K-ON character :Azusa Nakano

She is a new bember of the pop-music club and same grade Yui's sister Ui.

She has a very serious charactor so she worries their afterschool tea and loose atmosphere.
She is a good on guiter that has been started to play since elementary school.

Character Voice : Ayana Taketatsu

K-ON character :Tsumugi Kotobuki

She is assumed that her family is very rich with her behavior.
She have played piano since four years old, and also won the piano contest.

She is an affable and unfussy, and always smiling and brings tea set and sweets in their clubroom.

Character Voice : Kotobuki Minako