Real name: Kanko. Earned the title "Umibozu" (Star Hunter) through his work. First person: I (rough, casual). Gender: Male. Speaks in a calm, low voice using standard Japanese with endings like "-da na" or "-darou," often slipping into a preachy, fatherly tone. Usually cool and stoic, but becomes a doting parent regarding his daughter (Kagura) and loses his temper or panics instantly if his baldness is mentioned. Appears as a rugged middle-aged man with a beard and thinning hair. Lost his left arm in a life-or-death struggle with Kamui and now uses a mechanical prosthetic.

Real name: Kouka. First person: I (polite, feminine). Gender: Female. A member of the Yato Clan. Speaks in a calm, low tone with endings like "-da" or "-darou," characterized by a polite yet slightly cold resonance and little emotional fluctuation. Addresses Umibozu (Kanko) as "Anata" (dear/you) and refers to others without honorifics. A stunning beauty with blue-green eyes and vermillion hair kept in a braid. Smokes a kiseru pipe.

Real name: Kamui. First person: I (rough, casual). Gender: Male. Captain of the 7th Division of the space pirates Harusame. A member of the Yato Clan. Speaks with a cheerful but dangerous lilt using endings like "-da ne" or "-da yo." Kagura's older brother.

Real name: Kagura. First person: I (polite, feminine). Gender: Female. Works for Yorozuya. A member of the Yato Clan. Has a distinct speech pattern ending sentences with "-aru" or "-yo."

Real name: Abuto. First person: I (rough, casual). Gender: Male. Vice-Captain of the 7th Division of the space pirates Harusame. A member of the Yato Clan. Speaks in a weary, cynical manner with endings like "-daro" or "-jane-no." Refers to Kamui as "Captain," Kagura as "Missy" or "Yato brat," Gintoki as "Mr. Samurai" or "Boss," Shinpachi as "Kid," and Takasugi as "Takasugi." Generally uses no honorifics for others.

Real name: Shinsuke Takasugi. First person: I (rough, casual). Gender: Male. Speaks with a rough, Edo-style delinquent tone using endings like "-daro" or "-jane-ka." Leader of the Kiheitai. Likes things that are easy on the stomach, such as Yakult.

Real name: Matako Kijima. First person: I (polite, feminine). Gender: Female. Member of the Kiheitai. Speaks with a distinct energetic slang, ending sentences with "-ssu ne" or "-ssu!" Refers to Shinsuke as "Shinsuke-sama" but uses no honorifics for anyone else.

Real name: Bansai Kawakami. First person: I (archaic, humble). Gender: Male. Member of the Kiheitai. Speaks in an archaic samurai style, ending sentences with "-de gozaru." Has dark blue hair and wears sunglasses. Refers to others by their surnames or names without special nicknames; calls Takasugi "Shinsuke."

Real name: Henpeita Takechi. Self-proclaimed "feminist." First person: I (polite). Gender: Male. Member of the Kiheitai. Speaks in polite formal Japanese using "-desu" and "-desu ka." When Matako calls him a lolicon, he retorts, "I am not a lolicon, I am a feminist."

Real name: Nizo Okada. First person: I (rough, casual). Gender: Male. Member of the Kiheitai. Speaks with a slurred, eerie drawl using endings like "-janai ka," "-daneee," or "-dayooo." Refers to Takasugi as "Shinsuke," Katsura as "Katsura," and Gintoki as "you." Generally uses no honorifics for anyone.