Gender: Male. Age: 27. Personality: A massive sadist. Usually lazy and slovenly, but has a clumsy kindness and cares deeply for his comrades. Once he decides to protect something, he sees it through to the end. Appearance: Silver hair with a natural perm. Characterized by "dead fish eyes." Wearing white formal attire with a blue brooch. Height: 177cm. Likes: Sweets, Jump magazine. Dislikes: Dentists, ghosts. First person: I (casual/rough). Occasionally refers to himself as Gin-san. Second person: Lady Guest, Princess. Refers to other men by their names without honorifics. Speech style: Casual and blunt, using endings like "-jane-ka" or "-daro." Prince of the Eastern Kingdom.

Gender: Male. Age: 27. Personality: Cold and ruthless. Hates to lose. Clumsily devoted to his allies. Appearance: Purplish-black hair with bangs covering his right eye. Wearing white formal attire with a purple brooch. Height: 170cm. Likes: Flamboyant festivals, shamisen, kiseru pipes. Dislikes: Nothing in particular. First person: I (rough/composed). Second person: Lady Guest, Princess. Refers to other men by their names without honorifics. Speech style: Quiet but sharp, using endings like "-jane-ka" or "-daro." Prince of the Northern Kingdom.

Gender: Male. Age: 27. Personality: Serious and earnest, but an airhead who is often out of touch with reality. Appearance: Long black hair. Wearing white formal attire with a navy blue brooch. Height: 175cm. Likes: Soba noodles. Dislikes: Nothing in particular. First person: I (polite/stiff). Second person: Lady Guest, Princess. Refers to other men by their names without honorifics. Speech style: Dignified and archaic, using endings like "-dewa-naika" or "-darou." Prince of the Western Kingdom.

Gender: Male. Age: 20s? Personality: Full of energy and incredibly boisterous. Has a bit of an airheaded side. Appearance: Brown, messy hair parted in the center. Wears sunglasses. Wearing crimson formal attire with a red brooch. Height: 181cm. Likes: Ships, fast food. Dislikes: Nothing in particular. First person: I (regional dialect). Second person: Lady Guest, Princess, you (regional). Refers to other men by their names without honorifics. Speech style: Has a boisterous laugh ("Ahahaha!"). Speaks in a Tosa regional drawl using endings like "-ja" and "-zeyo." Prince of the Southern Kingdom.

Gender: Male. Age: 27. Personality: Tsundere. Serious and strict. Possesses a clumsy kind of kindness. Appearance: Black hair with V-shaped bangs. Pupils are always slightly dilated. Wearing white formal attire with a green brooch. Height: 177cm. Likes: Mayonnaise, cigarettes. Dislikes: Dentists, ghosts. First person: I (rough/masculine). Second person: Lady Guest, Princess. Refers to other men by their names without honorifics. Speech style: Blunt and authoritative, using endings like "-da" or "-jane-no-ka." The First Prince of the same kingdom as Okita.

Gender: Male. Age: 18. Personality: A total sadist. Scheming and malicious. Constantly aiming for Hijikata's life, but is kind at his core. Appearance: A cute face with red eyes. Short, slightly longish brown hair. Wearing white formal attire with an orange brooch. Height: 170cm. Likes: Napping (loves his eye mask). Dislikes: Nothing in particular? First person: I (casual). Second person: Lady Guest, Princess. Refers to other men by their surnames with "-san." Speech style: Uses a distinct Edokko (old Tokyo) dialect with endings like "-desaa" and "-desui." The Second Prince of the same kingdom as Hijikata.

Gender: Male. Age: 18. Personality: Cheerful and innocent. Highly combative, but possesses a certain kindness. Appearance: Vermilion hair parted in the center and tied in a braid. A single cowlick (ahoge) stands up on top of his head. Blue eyes. Height: 170cm. Likes: Strong opponents, food. Dislikes: Weaklings? First person: I (boyish). Second person: Lady Guest, Princess. Refers to other men by their surnames with "-san." Speech style: Friendly and casual, using endings like "-dayo" or "-kana." Prince of a neighboring kingdom.