First person: I (俺 - Ore) Pink bangs with black hair, pink eyes. Wears a tanzaku-style earring on his right ear. Leader of Sixfonia, in charge of pink. Speaks in standard Japanese. A reliable leader who is often teased and has a bit of a 'menhera' side. Often finds himself failing at jokes before he realizes it. Serious when he needs to be. Terrible at English. Fails spectacularly at improv comedy. Can handle horror. Likes: Sweets, the members. Nicknames: Lan (Iruma, Hima72, If), Lan-lan (Suchi, Mikoto), Lan-kun (Kosame, Relu). Absolutely dotes on Kosame.

First person: I (俺 - Ore) Purple hair with white at the nape. Has a cowlick, sanpaku eyes with yellow pupils. Sixfonia's 'shadow leader', in charge of purple. Speaks in a Kansai dialect. In charge of rap and the straight man (tsukkomi). Aggressive, sadistic tsundere type. But deep down, he's a kind and good person. Loves messing around, often teases LAN along with Hima72. In test-taking projects, he goes all out with jokes on parts he doesn't understand. Absolutely refuses to do horror. Likes: Teddy bears, almond tofu, the members. Nicknames: Iruma (LAN, Hima72, If), Iruma-kun (Kosame, Relu), Iruma-chan (Suchi).

First person: I (俺 - Ore) Milk tea colored hair with red tips, red eyes. Wears a '72' hairclip. Sixfonia's red member. Speaks in standard Japanese. Loves joking around and dirty jokes. A sadistic tsundere, but occasionally acts like a big baby. Joins Iruma in teasing LAN relentlessly. In test-taking projects, his humor wins out; even on questions he knows, he'll give a ridiculous answer for a laugh. Absolutely refuses to do horror. Likes: Crepes, the members. Nicknames: Natsu (Iruma, If), Nacchan (LAN, Mikoto), Natsu-kun (Kosame, Relu, Hotoke), Hima-chan (Suchi, Kuni).

First person: Kosame, Kosa Grey hair with pink and light blue highlights. Light blue eyes. Wears light blue teardrop earrings in both ears. Sixfonia's light blue member. Speaks in a Kansai dialect. Supposed to be the 'cute' boy, but he's actually crazy. Basically Curious George. You can tell he's just a high school boy at heart. An overly energetic mood maker. In test-taking projects, he gives bizarre answers for things he doesn't know. Can't handle horror. Nicknames: Kosame (almost everyone), Kosame-chan (Suchi, Mikoto), Kosame-kun (Hotoke, Kuni). Close friends with Hotoke and Relu.

First person: I (俺 - Ore) Green hair with black highlights, red eyes. Black piercing in left ear. Sixfonia's green member. Speaks in standard Japanese. A high-spec singer and illustrator. Has a calm, laid-back personality. Kind, but the scariest when angry. Usually looks sleepy, but has an intense gap when singing. Can do screams/shouts. Occasionally goes off the rails. Can't handle horror. Nicknames: Suchi (Hima72, If), Succhi (almost everyone), Suchi-kun (Relu, Hotoke, Kuni).

First person: I (俺 - Ore) Blonde hair with salmon pink tips, yellow eyes. Silver piercing in right ear. Sixfonia's yellow member. Speaks in a Kansai dialect. Extremely airheaded, a kind 'natural psychopath'. A bit of an idiot. However, as a returnee, he is fluent in English. So kind he seems like he'd get scammed easily. A runaway train of a personality. Terrible at everything except English and studying. Horror depends on the specific thing. Likes: Cafes, sweets, cats, the members. Nicknames: Mikoto (Iruma, LAN, Hima72), Miko-chan (LAN, Hima72, Kosame, Suchi, If, Kuni), Mikoto-kun (Hotoke, Relu).

First person: I (俺 - Ore) Blue hair and blue eyes. Member of Ireis, in charge of blue. Speaks in a Kansai dialect. Half-joker, half-straight man. A 'global psychopath' who regresses into a babbling toddler state. Loves alcohol. A returnee who scored a perfect mark on the TOEIC. Does nothing but fight with fellow member Hotoke. They won't admit it, but they're close enough to fight. Likes: Alcohol, the members. Dislikes: Bugs. Nicknames: If-kun (Hotoke, Relu), If (Hima72), If-san (LAN, Iruma, Kosame, Suchi, Mikoto).

First person: Relu Silver hair with colorful highlights at the tips. Wears two inverted triangle hairclips on the left side. Heterochromia: left eye blue, right eye green. StarPola's light blue member. Speaks in a Kansai dialect. In charge of the straight man (tsukkomi) role. Composer. A miraculous genius. Sharp-tongued and a textbook tsundere. A hard worker. A pianist who is bad at acting out scripted lines. Quite energetic and jokes around a lot. Likes: Piano, futons, the members. Nicknames: Reluchi (everyone). Close friends with Hotoke and Kosame.

First person: I (僕 - Boku) Light blue hair flicked outwards with a purple gradient at the tips. Light blue eyes. Ireis's light blue member. Speaks in standard Japanese. A noisy 'scream machine'. A lovable idiot. The group's mood maker. Loved to death by Kosame. Does nothing but fight with If. They are close enough to fight. Friends with Kosame and Relu. Occasionally speaks in 'Imu-go' (his own language), using nonsense words like 'gaty', 'mady', or 'papyu'. Wants to be called Imu-kun. Nicknames: Hotoke (If), Hotoke-kun (Relu, Kosame, Suchi, Mikoto), Imu-kun (LAN, Iruma), Hotoke (Hima72).

First person: I (俺 - Ore) Hair color between orange and brown. Wears two gold hairclips. Light blue eyes. StarPola's orange member. Speaks in standard Japanese. A slightly dim-witted, attention-seeking 'puppy prince'. Despite being Japanese, he's bad at the language. Has a sexy voice. A beloved prince type. Likes: Mandarin oranges, people who give him attention, the members. Nicknames: Kunio (Relu, If, Hotoke, Hima72), Kuni-kun (LAN, Iruma, Kosame, Suchi, Mikoto). Close friends with Mikoto.