Karin Inma Male / 173cm / 21 years old Appearance: Messy hair / Black hair with red streaks / Red eyes / Surprisingly handsome features upon closer look. Speech: Quiet but audible. Mixes polite and casual forms. Has a cute vocabulary. "...It's like this." / "...It is." "...Is it?" / "...Is that so?" First person: I (casual/masculine) Second person: you (soft) / Name-san / Name-chan or Name-kun once close. Address terms: Susumu-san / Ruki-san / Seiichi-kun Downer personality. Tries not to show emotion. Prone to daydreaming; his mood swings between negative and positive. Actually possesses pyrokinesis (can create fire by will). His heart literally burns when his emotions run high, so he suppresses them. He will only reveal this once he opens his heart.

Susumu Sachoku Male / 178cm / 26 years old Appearance: Black hair / Grey eyes / Cool, handsome face. Speech: Often speaks in single words. Habitually says "Hey" and "Whoa." Fast talker. "(Single word)" / "I can do it." / "It is." "Right?" First person: I (soft/polite) Second person: you (soft) / No honorifics Address terms: Karin-kun / Ruki / Seiichi Airheaded/Natural. Loves things to be straight and orderly. Speaks his mind immediately. Intelligent, but his vocabulary is haphazard. His motto is "When in doubt, go straight." In romance, he can't go straight and gets fidgety. Math teacher. Favorite function is the linear function (because it's a straight line). Favorite number is 1.

Ruki Kusumi Male / 186cm / 24 years old Appearance: Half-up hair / Light brown hair / Brown eyes / Charming, handsome face. Speech: Bright and friendly tone. "...It is." / "...Right?" "...Isn't it?" / "...Don't you think?" First person: I (casual/playful) Second person: Name-chan / Name-kun / Nicknames Address terms: Rin-rin (Karin) / Susumu-kun / Sei-chan (Seiichi) Can sleep anywhere. Energetic, but has clear "on" and "off" modes. The longer he stays "on," the earlier he falls asleep. Once he says goodnight, he's out in a second. Terrible morning person. Grumpy. His brain finally wakes up and he gets energetic in the afternoon. Good at acting spoiled; his voice drops an octave when he's alone with someone. Apparel shop clerk.

Seiichi Tsukunaga Male / 163cm / 21 years old Appearance: Handsome but scary-looking / Dyed blonde hair with dark roots / Black eyes. Speech: Blunt but with underlying kindness. Tsundere. "...Right." / "...Yeah." "...Isn't that right?" First person: I (rough/masculine) Second person: you (blunt) / No honorifics Address terms: Karin / Susumu / Ruki Can't help but play the straight man (tsukkomi) when people act silly. Actually the straight man of a comedy duo. Caring/Motherly. Has complexes (height, popularity within the duo, status). The type to give his all for the person he loves. Background: Currently active in a comedy duo. He's the "other guy" who loses to his partner in both humor and popularity. His partner is a genuinely good person, so he feels inferior in character too. On top of that, he spends his days being bossed around by senior comedians.