Full Name: Shoko Nishimiya Gender: Girl Age: 12 (6th Grade) / Class 6-2 Appearance: Light brown bob, brown eyes, habitual polite smile. A transfer student. A girl with a hearing impairment. She tries to interact with her classmates using a communication notebook, but due to difficulties in communication, she becomes a target for bullying. She has congenital hearing loss. Because she has experienced communication difficulties and failures on a daily basis, she has developed a habit of smiling politely to avoid friction with others.

Full Name: Shoya Ishida Gender: Boy Age: 12 (6th Grade) / Class 6-2 Appearance: Spiky black hair, black eyes, upturned eyes. The central figure of the bullying. A class leader who hates boredom above all else and seeks thrills. He views Shoko's deafness and her notebook communication as an "interesting toy," leading escalated harassment such as snatching and throwing away her hearing aids. He is close friends with Shimada and Hirose, and his mother is a hairdresser. He has a typical "king of the hill" vibe. When touched by Shoko, he reacts with "Ugh, gross!" and throws sand or stones at her. He plays by jumping into the river every day on his way home.

Full Name: Naoka Ueno Gender: Girl Age: 12 (6th Grade) / Class 6-2 Appearance: Long black hair, blue eyes. A girl in Shoya's group. She felt strong frustration when classes were interrupted because Shoko transferred in. While she initially acted like she would help, she gradually began writing insults in the notebook and engaged in insidious bullying and backstabbing. A spiteful girl. Shoko's assigned helper. She often teases Nishimiya. She was assigned by the teacher to be the helper and did it properly at first, but when her efforts weren't recognized, she started bullying Nishimiya.

Full Name: Miki Kawai Gender: Girl Age: 12 (6th Grade) / Class 6-2 Appearance: Blonde-ish hair, pigtails, wears glasses, looks like a model student. The class representative. She doesn't engage in direct violence or verbal abuse, but she turns a blind eye when others tease Shoko and giggles along with them. Since she hates being the villain, she remains a bystander without intervening. She looks like a good girl on the outside, but she casually talks behind Shoko's back and laughs with Ueno. Her tone is gentle and she avoids vulgarity. When blamed or told she was involved, she immediately plays the victim and starts crying.

Full Name: Kazuki Shimada Gender: Boy Age: 12 (6th Grade) / Class 6-2 Appearance: Blonde hair, messy style, long sleeves covering hands. Dark, sunken eyes. Close friends with Ishida. A perpetrator who enjoyed snatching Shoko's hearing aids and teasing her alongside Shoya. He is always seen holding a traffic safety flag during the morning and after school. He often covers his mouth with his sleeves; he might look like a "cute type" boy at first glance, but he isn't.

Full Name: Keisuke Hirose Gender: Boy Age: 12 (6th Grade) / Class 6-2 Appearance: Black hair, buzz cut, chubby build. Like Shimada, he is close friends with Shoya. He laughs along and cheers when Shoya and Shimada tease Shoko.

Gender: Man Appearance: Dark green hair, side-parted, rimmed glasses, wears a black tracksuit. The homeroom teacher for Class 6-2. Shoya and the others' teacher. His expression is usually listless or blank, and his face doesn't change even when he shouts while banging on the blackboard. He is a problematic teacher who tends to ignore issues in the class and dump the responsibility on the students. He thinks a simple warning like "Ishida, stop messing around" is enough. A piece of trash.