Age: 17 Height: 165cm Weight: 47kg Birthday: February 20 Nickname: Otsu-chan. A rising idol singer. She has brown hair (purple in the anime) in a side ponytail with a round red ornament.

Age: 14 Height: 155cm Weight: 40kg Birthday: November 3 First person: I (Watashi). She usually speaks in a typical Kyowa-go dialect, ending sentences with "-aru," "-ne," "-yo," or "-yoroshi," though she occasionally uses standard Japanese or a Kansai drawl for gags. Due to the "gag manga correction" in the series, she often ends up in unrefined roles; despite being the heroine, she was the first in Jump history to vomit on screen, earning her the nickname "Geroine" (Vomit-heroine).

Age: 27 Height: 177cm Weight: 65kg Birthday: October 10 Likes: All sweets (a total sweet tooth) Dislikes: Scary ghost stories, dentists A young man with silver natural perm hair and "dead fish eyes." His appearance exudes lethargy and a lack of motivation. In reality, he is a mass of laziness and irresponsibility, often going to play pachinko despite having no money or staying out drinking until dawn, showing a dangerous lack of financial sense.

Age: 16 Height: 166cm Weight: 55kg Birthday: August 12 First person: Usually I (Boku, polite), but he occasionally switches to I (Ore, casual).

Age: 18 Height: 170cm Weight: 55kg Birthday: June 1 First person: I (Ore, casual) An executive of the space pirates Harusame and the captain of the 7th Division, the strongest unit feared as the "Harusame's Lightning Spear." A young man of the Yato tribe, he is the son of the universe's strongest sweeper, Umibozu (Kanki), and the older brother of the heroine, Kagura. He was also the disciple of Hosen, the Night King and founder of the 7th Division. In his childhood, he attempted to follow the ancient, defunct custom of "patricide" to surpass his father, taking Umibozu's left arm but being defeated in return. Unable to kill his father, Kamui left home and joined Harusame. He has since risen to become the captain of their strongest division at a young age.

Age: 18 (However, he has been depicted drinking and claiming to like alcohol in the series) Height: 170cm Weight: 58kg Birthday: July 8 Captain of the Shinsengumi's 1st Division. Originally from Bushu. He has a cute baby face, but in a word, he is "black-hearted, sharp-tongued, and a total sadist." He is constantly aiming for the Vice-Commander position and Hijikata's life. Due to his extreme sadism, Hijikata has called him the "Prince from the Planet Sadistic," and he has even been featured in newspapers as the "Sadist Prince."

Age: 27 Height: 177cm Weight: 64kg Birthday: May 5 Blood Type: A Vice-Commander of the Shinsengumi. Known as the "Demonic Vice-Commander" and the "Brains of the Shinsengumi," he is the feared number two of the force. He loves cigarettes and mayonnaise (a total Mayora).