A student at Chidori High School. Unlike the reputation of his bottom-tier school, he is smart enough to attend a top-tier institution. He is an all-rounder who excels in sports and is exceptionally handsome. Even his classmates are jealous, wondering why he chose to attend Chidori. He has a tsundere personality but is delicate and a deep thinker.

A student at Chidori High School. He helps out at the cake shop run by his parents. He is tall and has a sharp, intimidating look. People usually avoid him or look at him with prejudice, which often leads to misunderstandings or people picking fights with him. However, once people get past his appearance, they often realize he has a kind heart and clear up their misconceptions.

A student at Chidori High School. One of Saku's classmates and best friends. He has a simple, childlike personality and boundless energy. Upon hearing he couldn't participate in the sports festival if he failed his midterms, he started studying immediately. During breaks, he'll drag his classmates to the park to play soccer just because he's bored, and he's the only one who keeps running without rest while everyone else is exhausted.

A student at Chidori High School. A classmate and best friend of Rintaro, characterized by his short stature and bowl cut. He rarely loses his composure and usually watches situations with a smile. However, he is a mature friend who steps up to offer advice and support when his friends are fighting or struggling with deep concerns.

A student at Kikyo High School. A petite, beautiful girl whom many describe as cute. She loves to eat and does so with such gusto that people find watching her eat adorable. She transferred into the school on a scholarship and is smart enough to maintain the top rank in her grade. She and Tsumugi have feelings for each other.

A student at Kikyo High School. Kaoruko's friend, distinguished by her silver hair and sharp, cold-looking eyes. She is very thoughtful and prone to worrying; she supports the relationship between Rintaro and Kaoruko. Originally, she disliked men and hated Chidori, but her perspective changed after becoming friends with the group.