A cold woman, who after catching a virus from her husband during pregnancy, left Shouko deaf. Yaeko's husband's family quickly filed for a divorce. When her husband left, she was pregnant with Yuzuru and her mother helped her raise both her daughters. 
~!Eventually, she left her mother to care for the children permanently while she works—causing problems in her relationship with Yuzuru—not helped by the fact Yuzuru frequently skips school to take photos of dead animals. She made Shouko stay at the elementary school where she was bullied for so long in the hopes it would toughen her up and prepare her for how people would treat her. She planned to cut Shouko's hair like a boy to make her look tougher, but Yuzuru cut her own hair instead in protest. She hates Shouya and feels he can never atone for the happy school years he stole from her daughter. Upon seeing him again years after he left school, she slaps him; however, after her mother's death, she begins to warm up to Ishida and thanks him for being Yuzuru's friend.!~

After transferring into a new school, a deaf girl, Shouko Nishimiya, is bullied by the popular Shouya Ishida. As Shouya continues to bully Shouko, the class turns its back on him. Shouko transfers and Shouya grows up as an outcast. Alone and depressed, the regretful Shouya finds Shouko to make amends.
 
(Source: Eleven Arts)

__Skills and Abilities:__ Drum, Ice skating, Tap dance

Based on a one-shot that won the 80th Weekly Shounen Magazine Newbie Best Mangaka Award. 
Shouya is a bully. When Shouko, a girl who can't hear, enters his elementary school class, she becomes their favorite target, and Shouya and his friends goad each other into devising new tortures for her. But the children's cruelty goes too far. Shouko is forced to leave the school, and Shouya ends up shouldering all the blame. Six years later, the two meet again. Can Shouya make up for his past mistakes, or is it too late? 
(Source: Kodansha USA) 
Note: Includes two extra chapters.

A special side story of Koe no Katachi distributed at the movie's premiere in Japan.
 
Yaeko Nishimiya is a cold-hearted single mother tasked with raising Shouko, her daughter, who has impaired hearing. Though Shouko’s disability is a cumbersome one, Yaeko remains determined to raise her daughter into an independent young woman—no matter what parenting tactics she must use.