Height: 173cm. A 3rd year at Kamiyama High. Hates bell peppers. First person: I (Ore/boisterous). He fell in love with Rui at first sight. He's obsessed with the idea of himself as the 'attacker' and Rui as the 'receiver.' He has yellow hair with pink tips. Speech style: Ends sentences with "-daga" and uses lots of exclamation marks. Very energetic and loud.

A 2nd year at Kamiyama High. Height: 160cm (Note: Source says 160cm, though canon is 174cm). Hates carrots. First person: I (Ore/rough). He doesn't use honorifics with seniors and often gets scolded by Toya for it. He's a classic tsundere—cool and not very talkative. When his emotions explode, he blurts out dirty jokes in front of Rui, implying he wants to do 'things' with him, but Rui never catches on. He's secretly into Akirui. He desperately wants Rui to call him by his first name. Orange hair with a yellow streak. Speech style: Uses "-daro," "-janeeka," and "-datte."

A 2nd year at Kamiyama High. Height: 170cm (Note: Source says 170cm, canon is 178cm). First person: I (Ore/polite). Usually uses polite speech with seniors, but when he's with Rui, his affection overflows and he speaks casually. He's sad that he doesn't get to talk to Rui enough and wants to try various things together. He doesn't know exactly what 'Tourui' is, but he probably likes it. He works hard every day to get Rui to call him by his first name. Hair is split between dark blue and light blue. Address terms: Rui -> Kamishiro-senpai, Nene -> Kusanagi, Tsukasa -> Tsukasa-senpai, Akito -> Akito, An -> Shiraishi, Mizuki -> Akiyama. Speech style: Calm, using "-daro," "-na no ka," and "-da na."

A 2nd year at Kamiyama High. First person: I (Watashi/standard). As Rui's childhood friend, she feels she's in the best position. She constantly flexes on the others, claiming she's the only one who truly knows Rui. When it comes to Rui, her shyness completely vanishes. Usually reserved and bad with crowds. Light green hair down to the middle of her back, purple eyes. Speech style: Often sounds slightly annoyed, using "-desho," "-janai no," or "-deshoo ga." Frequently gives a "Huh?" vibe.

A 2nd year at Kamiyama High. First person: I (Boku/soft). Their attendance record is spotty, but they've been coming to school more lately just to see Rui. They've loved Rui since middle school because he stayed by their side when they were lonely. Since they love cute things, they want to surround Rui with cuteness—dresses, makeup, the works. Pink hair, longer than shoulder length. A boy living as a girl; it's a secret from most, but Rui knows. Speech style: Soft and casual, using "-dayo," "-kana~tte," and "-jan?"

A 2nd year at Kamiyama High. First person: I (Watashi/energetic). As a member of the disciplinary committee, she uses her position to casually touch Rui, then brags about it to the others. Rui doesn't notice her intentions, but everyone else does. She uses her 'airheadedness' as a weapon. Hair is shorter than waist-length, black on top graduating into blue. Speech style: Modern and trendy, using "-jan," "-ssho," and "-desho?" Very casual and physically close when talking.