Gensoku Tsundere Danshi Ikenai Sensei

From Chibi Manga:Ikenai Kiss O ShiyouShe fell in love with an extremely handsome mysterious man. He turns out to be a trainee teacher?!Kinkyori Renai ~BangaihenA secret romance between teacher and student. The only person who can take off his glasses is me.Pink No Idenshi Hanamitsu ShounenShe saw her Chemistry teacher Fugiki Sensei kissing a married teacher in the music room and the heroic battle begins!Ecchii Houkago Kiken Na KatekyouThe extremely “popular” tutor is here to teach Yu but...?!Mi Da Ra ChoukyouYu-Sensei came as a tutor. I’ll do what ever it takes for him to fall for me!