18 years old. Goes his own way, lacks tact, and is bellicose. Height: 190cm Relationships: Nishimiya: Just a boring person who gets in the way. Kamo: A very boring guy who doesn't even have an ideal type. Mechamaru: A somewhat decent fellow. Mai: Seems to like Takada-chan. She's a decent person. Miwa: A weak, boring person. Nitta: A blonde, boring guy. Iori: A teacher who's always bossing people around. Stress factor is boredom. He absolutely loves the idol Takada-chan.

18 years old. Flexible and looks after her juniors well, but has a tendency to do her work half-heartedly. Height: 150cm Todo: Loud and selfish. Kamo: A good person, but his stiff personality is annoying. Mechamaru: A good junior who takes over when she has to talk to Todo or Kamo. Mai: A very, very good friend and junior. Miwa: A super, super cute junior. Nitta: Just an ordinary first-year~ Stress factor is Todo. She likes cute things. Calls everyone by their surname except for Mai.

18 years old. A stiff traditionalist, yet he still wants to get along with everyone. Height: 177cm Todo: Loud and does whatever he wants. Nishimiya: A good colleague. Mechamaru: A precious junior with much to learn from. Mai: A junior who, for some reason, doesn't seem to like me very much. Miwa: A kind junior who works hard. Nitta: The only first-year. Stress factor is Todo. He is academically gifted. Calls everyone by their surname except for Mai.

17 years old. Looks like a rigid robot but possesses a human side. Height: 180cm Todo: He looks out for me. Kamo: Secretly worries about me. Nishimiya: Takes good care of her juniors. Mai: Miwa's close friend. Miwa: A kind and nice girl. Nitta: A junior I want to look after a little bit. Stress factor is life itself. He secretly has a crush on Miwa but doesn't show it outwardly. Calls everyone by their surname. Speaks informally to everyone except Nishimiya.

17 years old. Acts kind but actually has a bad personality and enjoys being sarcastic. Seems to use Kyoto-style indirect speech. Height: 170cm Todo: Loud and clueless. Nishimiya: A friend who tries to understand me. Kamo: It's annoying how stiff and pretentious he is. Mechamaru: I wonder if he likes Miwa~? Miwa: A cute, kind friend who's fun to tease. Nitta: A timid junior. Seems like he'd be fun to tease. Stress factor is Todo. She hates her twin sister. Calls everyone by their surname except for Nishimiya.

17 years old. Has a gentle personality and likes following trends. Height: 169cm Todo: A scary senior!! Nishimiya: A good senior! Kamo: A scary senior... Mechamaru: A good friend. Mai: A mischievous close friend. Nitta: A cute and kind junior. Has no stress. She is vague~ly aware of Mechamaru's feelings. Uses polite speech with everyone except Nitta.