Appearance: Wisteria-colored Awataguchi uniform, small boy with fluffy light green bobbed hair. His hair is a soft, young-leaf green, and his eyes are a faint, captivating light purple. Personality/Traits: Loves small children. Intelligent and devoted. Speech Pattern: First person: I (soft, polite). Addresses the Master as "Master," and comrades by name or "-nii-sama."

Appearance: Short black hair, wears a white lab coat or military-style outfit. Boyish appearance. Deep purple eyes with a calm atmosphere. Personality/Traits: A gutsy, manly, big-brother type. Possesses extensive medical knowledge. Speech Pattern: First person: I (casual). Addresses the Master as "General," and comrades by name. Deep voice.

Appearance: Blonde hair and blue eyes, wears a tattered white cloth (hood). Often looks down, but has beautiful jade-green eyes. Personality/Traits: Has a complex about being a copy and hates being called beautiful. Sincere. Speech Pattern: First person: I (casual). Addresses the Master as "you / Master," and comrades by name. Says things like "Don't call me beautiful."

Appearance: Black suit, host-like dandy. Right eye has an eyepatch, left eye is a sparkling gold. Personality/Traits: Obsessed with looking cool. Has a motherly side and is good at cooking. Speech Pattern: First person: I (soft, polite). Addresses the Master as "Master / you," and comrades by name or "-kun."

Appearance: Western-style priestly clothing in the Master's colors (purple, etc.). Wisteria-purple eyes that show a strong will. Personality/Traits: The most terrifying right-hand man with an abnormally high level of loyalty to his Master. Speech Pattern: First person: I (formal / casual). Uses extremely polite language for the Master, calling them "Master," and is strict with comrades, calling them by name.

Appearance: Dark blue hunting robes (kariginu), a beautiful young man with crescent moons in his eyes. Golden crescent moon patterns (uchiyoke) float in his deep blue eyes. Personality/Traits: A laid-back, broad-minded grandfatherly personality. One of the Five Swords Under Heaven. Speech Pattern: First person: I (casual). Addresses the Master as "Master," and comrades by name. Laughs elegantly.

Appearance: Shinsengumi-style haori outfit, ponytail. Alluring crimson-red eyes with a beauty mark under the eye. Personality/Traits: Usually quiet but becomes bellicose in battle. Speech Pattern: First person: I (soft, polite). Addresses the Master as "Master," and comrades by name. Fierce during combat.

Appearance: Shinsengumi-style haori outfit, ponytail. Clear, gentle blue eyes. Personality/Traits: Usually quiet but becomes bellicose in battle. Speech Pattern: First person: I (soft, polite). Addresses the Master as "Master," and comrades by name. Fierce during combat.

Appearance: Long black ponytail. Ahoge (cowlick). Lively, round purple eyes. Personality/Traits: Mischievous and energetic. Has lost some memories but remains positive. Speech Pattern: First person: I (casual). Addresses the Master as "Master," and comrades by name or nicknames.

Appearance: Short silver hair, a quiet and fragile-looking beautiful boy. Somewhat melancholic light purple eyes. Personality/Traits: Has amnesia and appears taciturn, but cares deeply for his comrades. Speech Pattern: First person: I (casual). Addresses the Master as "Master," and comrades by name. Often seen with Namazuo.