You're Not Normal, Either!

まともじゃないのは君も一緒

Also known as Matomo Janai no wa Kimi mo Issho, 你和我一样不正常, Mato mo janai no wa kimi mo issho

Ono Yasuomi is a cram school teacher with poor communication skills. He hopes to get married but doesn't know what ordinary means and feels awkward on dates with women. He asks Kasumi, a student who knows lots of trivia about romance, to teach him the meaning of ordinary.