Category: Nande koko ni sensei ga!?

Name :  Nande Koko ni Sensei ga!?
Other names : Why are you here Sensei!?, なんでここに先生が!?

Author(s) : Soborou
Genre(s) : Comedy, Ecchi, School, Seinen

Description : 17-year-old Ichirou Satou is an average teenager who always happens to find himself in perverted situations with his teacher, Kana Kojima. Follow this erotic love comedy about their mishaps throughout their daily lives and how Ichirou and Kana choose to handle them.

(Source: Myanimelist)