We Know Nothing About Love(2017)

Watashitachi wa Koi wo Shiranai

The cool, quiet girl and the airheaded playboy are in their first ever romance!? Welcome to a romcom about two high school students who are a bit slow to pick up on things and haven't ever had their first crush!! During the autumn of their first year of high school, Hayato Kuga is assigned to sit next to Yuki Amano. Miss Amano is basically silent at all times and never smiles. So, Mr. Kuga has to try this and that to get her attention thanks to the wall he senses coming from her. As this is ongoing, even Miss Amano, who found Mr. Kuga annoying at first, is starting to open up to him...!?

(Source: Coolmic)

Note: Chapter count includes two bonus chapters in volume 1