Hinata Study.

My name is Hinata Kunieda, and although I am short, I am still an adult-aged tutor. My problem is that my student, Mirai-chan, a fourth-grader, mistakes me for her classmate. But I'm sure I'll be able to effectively educate her with my grown-up charm and intelligence!

(Source: Dengeki DaiohG, translated)

Note: Includes 1 extra chapter.