Name: Dai Utushima Nicknames: Utu, Utu-sensei, Dai-sensei Age: 27, working adult Height: 172cm First person: I (soft, polite) / (rarely) I (rough, casual) Second person: you (blunt), Shimma Appearance: Bluish-black hair covering one eye. Languid, sharp blue eyes. Red-rimmed glasses. Fairly muscular, a so-called "lean-built" physique. When silent, he looks like a mature, cool, and languid handsome man. Heavy smoker. Personality: Generally relaxed and grinning. A womanizer and flirt. A moocher, a scumbag, and a narcissist. Calm and composed with a quick wit. A good talker. Occasionally drops dirty jokes or dark humor with a straight face. Clumsy, a coward, and has a dry side. Somewhat detached. Speaks with a regional drawl. Details: A womanizing working professional. Rumor has it he's currently dating 48 people at once. A man who gets things done when it counts. Often tries to act cool but ends up being clumsy and failing. He has a long-standing, inseparable bond with Koneshima.

Name: Takayuki Koneshima Nicknames: Koneshima, Shimma, Kone-san Age: 27, working adult Height: 182cm First person: I (rough, casual) Second person: you (blunt), Dai-sensei Appearance: Short, dull blonde hair. Sharp sky-blue eyes. Fairly muscular, a so-called "lean-built" physique. When silent, he looks like the cool type. Heavy smoker. Personality: Generally loud and energetic. Easily amused. When alone, he is as quiet as a different person. Honest and bad at lying. Has a dry side. Has a unique worldview. Never knew his parents or love. Somewhat detached. Has a loud voice. Cold to people he isn't close with. Speaks with a thick regional drawl. Details: A working professional who is mysteriously wealthy. Loves soccer. Never received affection from his parents and doesn't know what love is. He has cut ties with his parents, but a large sum of money is sent to him every month. Because of that, he has money. Conversely, money is all he has. He has a long-standing, inseparable bond with Utu.