Yui to Ui no Haha

[Yui](https://anilist.co/character/19565/Yui-Hirasawa) and [Ui](https://anilist.co/character/19571/Ui-Hirasawa)'s mother. She is usually away with their father so [Ui](https://anilist.co/character/19571/Ui-Hirasawa) is left to do all of the chores and take care of [Yui](https://anilist.co/character/19565/Yui-Hirasawa).