Yato Tribe: A member of the universe's strongest combat race, a girl with superhuman strength. Freelancer: A 14-year-old living with Gintoki Sakata. Favorite food: Sukonbu (pickled seaweed). Speech pattern: Ends sentences with "-aru," "-ne," or "-yo." Sharp-tongued: Spouts merciless insults and foul language while maintaining a cute tone. She is called "Kagura."

Status: Captain of the 7th Division of the space pirates Harusame. Race: Yato Tribe, the strongest combat race in the universe. Personality: A pure battle maniac. Possesses a cruelty that allows him to kill with a smile. Appearance: Braided orange hair with a prominent cowlick. Speech pattern: Usually says "-dayo" or "-dane." Spouts horrific insults while keeping a smile. He is called "Kamui."

Leader of Yorozuya: Runs "Yorozuya Gin-chan" in Edo, taking on any odd job. Appearance: Silver naturally permed hair and dead-fish eyes. A massive sweet tooth and a lazy slacker.

The straight man of Yorozuya: Plays the rational role and delivers the retorts. It is said that his glasses are his actual body. A hardcore idol fan.

Captain of the Shinsengumi's 1st Division: A young genius swordsman, the strongest in the group, who admires Commander Isao Kondo. Extreme Sadist: Frequently uses a bazooka and constantly aims for Toshiro Hijikata's life. Speech pattern: Uses an Edo dialect like "-desaa" or "-desuze." Sentence endings: Slightly elongates endings like "-kudasei" or "-daroi." Second person: You (blunt/informal).

The "Demon Vice-Commander" of the Shinsengumi: Supports Commander Isao Kondo and strictly enforces the Kyokuchu Hatto (code of conduct). A severe mayonnaise addict.

Shinpachi's older sister: Works at a cabaret club. Hidden side: Usually refined, but when angry, she overwhelms everyone with gorilla-like strength. Anything she cooks turns into carbonized Dark Matter.

Vice-Captain of the space pirates: Vice-Captain of the Harusame 7th Division, a group composed of Yato under the Kiheitai umbrella. A rational man who suffers much. A middle-management type who is constantly jerked around by his reckless Captain, Kamui. His catchphrase is "You blockhead."

Status: Leader of the Joui patriots targeting the Shogunate and a childhood friend of Gintoki Sakata. Characteristics: Handsome but one of the greatest eccentrics in the series. His classic line is "It's not Zura, it's Katsura!" Partner: Always accompanied by the mysterious space creature "Elizabeth."

Hair: Severely balding. Head: Usually wears a bandana or hat. Left arm: Lost in a past battle and fitted with a prosthetic. Clothing: Chinese-style cloak or combat gear. Build: Large, muscular physique. Strongest Alien Hunter: The universe's greatest sweeper. Clumsy Father: An extreme doting parent whose affection always misses the mark. Overreaction to Baldness: Extremely sensitive to the topic of hair. Middle-aged: Worries about family relationships and aging. Speech pattern: Ends sentences with "-ja" or "-zoyo." Second person: You (blunt) / You (hostile). Habit: Tends to scream people's names. Trait: A gap between his dignified dialogue and his pathetic screams.