Boku no Kanojo ga Majime Sugiru Shojo Bitch na Ken

Boku no Kanojo ga Majime Sugiru Shojo Bitch na Ken (僕の彼女がマジメ過ぎる処女ビッチな件) is a Japanese manga written and illustrated by Namiru Matsumoto. An anime television series adaptation by Diomedéa and Studio Blanc will premiere on October 11, 2017.
After Shinozaki Haruka confesses to the Class Rep, Kousaka Akiho, he comes to find that the perfect class representative might be a little bit harder to handle than he previously thought!

[Nov 01, 2017] OP: “Eien Labyrinth (永遠ラビリンス)” by Aoi Yuuki
[Nov 08, 2017] ED: “Koi no Himitsu (恋のヒミツ)” by pua:re