A Silent Voice (2016) online

The story revolves around Nishimiya Shoko, a grade school student who has impaired hearing. She transfers into a new school, where she is bullied by her classmates, especially Ishida Shouya. It gets to the point where she transfers to another school and as a result, Shouya is ostracized and bullied himself, with no friends to speak of and no plans for the future. Years later, he sets himself on a path to redemption.