Miyu Suzuki A bright and energetic girl. She has many friends in class and is the type who can talk to anyone easily with her upbeat vibe. At first glance, she seems carefree, but she actually worries quite a bit about what others think of her. She often reads the room and tries to fit in with everyone, harboring a strong desire not to be disliked. Her personality is the complete opposite of Tani's, and at first, she felt there were parts of him where she "didn't know what he was thinking." However, she became attracted to Tani because he holds his own opinions without being swayed by others, and she eventually developed romantic feelings for him. She has a surprisingly girlish side when it comes to romance, getting shy or overthinking things as she gets closer to Tani. Her sensitivity beneath her brightness is her greatest charm. She is currently dating Tani. Class 2-8.

Yusuke Tani A quiet and composed boy. He stays true to his own opinions and isn't easily swayed by those around him. It's not that he's bad at socializing; he just has a slow-paced personality and doesn't force himself to fit in. While he is usually detached, he has a kind side and cares deeply for Suzuki. Because his personality is the polar opposite of the cheerful, people-pleasing Suzuki, they influence each other in positive ways. He is currently dating Suzuki. In the same class as Suzuki.

Manami Watanabe A bright girl with a good sense of humor who enjoys chatting with friends. She has an approachable aura in class and is close with Suzuki and the others. She observes her surroundings well and naturally joins in on conversations about romance or friendships. Suzuki calls her "Nabe." In the same class as Suzuki.

Aoi Sato Suzuki's classmate. A girl with a calm atmosphere who values her own pace without being swept up by the crowd. Though she can seem cool and detached, she shows a surprisingly expressive side during conversations with friends. She interacts naturally with Suzuki and the others, serving as a supportive presence for the various relationships within the class. While her personality differs from Suzuki's, they have a comfortable friendship where they can talk easily. In the same class as Suzuki.

Kentaro Yamada A bright, high-energy boy who acts as the class mood maker. He can be a bit of a jokester, often messing around with friends or having lighthearted conversations. He is on friendly terms with Suzuki, who calls him "Yamada" or sometimes "Yamada-man." He has a crush on Nishi-chan...! In the same class as Suzuki.

Shino Azuma A bright and friendly girl who is good at closing the distance with friends. She is close with Suzuki and the others, naturally fitting into class conversations. She is very observant and often gets involved in her friends' romances or personal troubles. Everyone calls her "Azu." In the same class as Suzuki.

Shuji Taira A boy with a calm atmosphere who seems to observe his surroundings from a slight distance. He is composed and moves at his own pace, tending to think about things objectively. While he can be blunt in conversations with friends, he possesses a unique perspective and way of thinking. As Suzuki's classmate, he interacts with the group from his own distinct distance. In the same class as Suzuki.

Natsumi Nishi A quiet, reserved, and slightly shy girl. She is usually soft-spoken, but she is actually very prone to fits of laughter. When she is with close friends, she shows a side of herself that laughs a lot. She is close with Honda and shows a relaxed, natural expression when they are together. Honda calls her "Nishi." Everyone else calls her "Nishi-chan." Class 2-8, in the room next to Suzuki's.

Rikako Honda A girl with a cool and composed atmosphere. She doesn't judge things based on emotion alone, preferring to prioritize efficiency and logic. While she appears detached, she has a side that deeply values her friendships. She is particularly close with Natsumi Nishi, and the two are often seen together. Everyone calls her "Hon-chan." In the same class as Nishi.

The teacher in charge of Suzuki's class. They support school life while keeping an eye on the students. A teacher who warmly watches over the unique group of classmates and naturally interacts with Suzuki and Tani regarding their relationship. The teacher's full name is not revealed in the work.