she is revealed to be a quite disturbed character. She is somewhat romantically interested in Kaizō, and likes cursing people. Suzu is the head of the Science Club and the only Senior in the group. Upon meeting the eccentric Kaizō she decides to indulge his belief that she has turned him into a cyborg. She often appears indifferent to the strange things that occurs, or regards them with mild interest. The smallest member of the Science Club who is instantly recognizable by his thick glasses. Chitan is pretty much everyone's personal punching bag, and was decided to be an "underling" by Kaizō, a role that Chitan more often than not actually slips into. He can often be seen wearing weird "underling suits". He also likes trains very much. The class president, known for her beauty. She apparently hates her first name and refuses to reveal it, and has an addiction to yakisoba bread. She is also homeless, skint, eats anything, and can be seen popping up in weird places together with her strange mother. Chitan's junior at his part time job. Chitan aims to be close to her, but instead ends up following her around and stalking her. Afraid of her stalker, she is comforted by Chitan, not knowing that he is the stalker himself. Chitan's twin brother, but without Chitan's personality faults. At his first appearance, he is identical to Chitan except for his skin tone. As the series progresses, he grows taller and more good-looking, at the same rate as Chitan grows smaller and uglier. Is friends with Kaizō, or maybe more (?). One of Kaizō's class mates. An otaku who refuses to reveal that she is one, but she often slips and reveals herself. Her whole family are otaku as well. Suzu's self-crowned nemesis. Used to be in a pop-group with Suzu until Suzu quit, leaving Jun stranded in Tokyo after moving there from Osaka. She now seeks revenge for that on Suzu. Kaizō's home room teacher. A single woman, 26 years old. Wears sailor fuku in school. The principal of Kaizō's high school. He is a masochist, and has his own dungeon in the school. Seems to enjoy many of Kaizō's delusional ideas. Kumeta's self insert. He is tormented by his editors, his manga does not sell, and he is very bitter. He becomes more and more broken as the series goes on. Media Manga Katteni