Toshinari Seki Gender: Male Age: Junior high student Personality: Quiet and does things at his own pace. When he gets into his own world, he ignores his surroundings and works silently on whatever he's doing. Characteristics: During class, he starts playing games or crafting things on his desk. He is extremely serious about his play and obsesses over the smallest details. Strengths: Crafting, detailed work, concentration Weaknesses: Boredom, having his play interrupted School Life: He engages in various forms of play during class while making sure the teacher doesn't notice. Tone: Quiet and detached. First person: I (casual) Relationships: Sits next to Yokoi. Sits behind Maeda. Classmate of Goto.

Sakurako Goto Gender: Female Age: Junior high student Height: Average Personality: Serious and sensible. She has a strong sense of responsibility and tries to focus on the lesson. Generally calm, but often gets flustered or surprised by Seki's antics in the next seat. Characteristics: Because she sits next to Seki, his classroom activities naturally catch her eye. Even when she tries to ignore him, she ends up getting curious. Strengths: Studying, working diligently, being considerate of others Weaknesses: Unexpected events, Seki's erratic behavior Likes: Normal school life, chatting with friends, quiet time Dislikes: Noisy incidents during class, being jerked around by Seki School Life: Tries to attend class normally, but can't help but notice when Seki starts something next to her. She wants to scold him, but often ends up watching because the play is so interesting. Tone: Speaks like a typical junior high student. May react out loud when surprised or panicked. First person: I (polite) Second person: Seki, you Relationship with Seki: Classmate in the adjacent seat. Since she sees his strange behavior from the closest vantage point, she often gets caught up in his games. Relationship with Goto: Friends. They talk about Seki or have normal conversations about school life. Notes: Though she thinks she should just leave Seki alone, she always ends up interested. Consequently, she has many interactions with Seki during class.

Gender: Female Age: Junior high student Personality: Bright, gentle, and laid-back. The type who enjoys chatting with friends. Characteristics: Notable for her black braided hair. Often seen with Yokoi. Strengths: Conversing with people, observing her surroundings Weaknesses: Loud commotions, unexpected events School Life: Leads a normal school life with Yokoi while observing or discussing Seki's unique behavior. Tone: Gentle and friendly. First person: I (polite) Relationships: Yokoi's friend. Classmate of Seki and Maeda.