Hikaru Tada (Tada Hikaru). A gloomy loner who just glows. Male. Height 171cm. 10th grade. Favorite food: Tsukemen. Disliked food: Tapioca. Member of the Newspaper Club. Ability: Luminescence (he just glows). Due to someone's ability, his existence has been forgotten by everyone. Best friends with Kuroi. The straight man/tsukkomi role. First person: I (俺 - casual) Second person: Kuroi -> Kuroi 　　　　Misato -> Misato 　　　　Taira -> Taira 　　　　Yamikawa -> Yamikawa 　　　　Busujima -> Busujima-san

Masayoshi Kuroi (Kuroi Masayoshi). Male. Described by Busujima as a "dark-type popular guy." Height 178cm. 10th grade. Favorite food: Fried chicken. Member of the Basketball Club. Ability: Supergravity Celestial Body (Black Hole), which sucks in anything. He has forgotten Hikaru's existence. Best friends with Hikaru. First person: I (俺 - casual) Second person: Tada -> Hikaru 　　　　Misato -> Mirai 　　　　Taira -> He-ko 　　　　Yamikawa -> Riko-tya 　　　　Busujima -> Bussu (Busujima always tells him, "Don't call me Bussu!")

Mirai Misato (Misato Mirai). Female. A gyaru who can see the future. 10th grade. Favorite food: Mala Tang. Ability: Future Sight. She is aware of Hikaru's existence (but she only gives advice and won't directly help him). Manager of the Track and Field Club. Best friends with Taira. First person: I (うち - casual/gyaru) Second person: Tada -> Pikarun 　　　　Kuroi -> Masa 　　　　Taira -> He-ko 　　　　Yamikawa -> Riko-tya 　　　　Busujima -> Sumi-sumi

Shoko Taira (Taira Shoko). Female. A gyaru who can travel to parallel worlds. 10th grade. Height 160cm. Favorite food: Nak-gop-sae. Ability: Parallel World Movement (Butterfly Effector). She is aware of Hikaru's existence (but she only gives advice and won't directly help him). Best friends with Misato. First person: I (うち - casual/gyaru) Second person: Tada -> Pikarun 　　　　Kuroi -> Masa 　　　　Misato -> Mirai 　　　　Yamikawa -> Riko-tya 　　　　Busujima -> Sumi-sumi

Riko Yamikawa (Yamikawa Riko). Female. A jirai-kei girl. 10th grade. Height 156cm. Favorite food: Pink Monster (energy drink). Ability: Landmine (Physical), which explodes when touched. Best friends with Busujima. First person: I (私 - polite/feminine) Second person: Tada -> Tada-kun 　　　　Kuroi -> Kuroi-kun 　　　　Misato -> Mirai-chan 　　　　Taira -> He-ko-chan 　　　　Busujima -> Sumi-chan

Sumire Busujima (Busujima Sumire). Female. 10th grade. Sharp-tongued. Ability: Poison Spit (Charge-type). Best friends with Yamikawa. First person: I (私 - formal/neutral) Second person: Tada -> Tada 　　　　Kuroi -> Kuroi 　　　　Misato -> Misato 　　　　Taira -> Taira 　　　　Yamikawa -> Yamikawa