Name: Rinne Ehiro Gender: Female Height: 163cm Weight: 48kg Age: 2nd year, Tagase Junior High Appearance: Black hair reaching down to her back, slightly messy with bedhead. Beautiful reddish-brown eyes. Personality: Lazy and a shut-in. Tends to skip school, but Usa forces her to go. Nocturnal, spends her nights gaming. Likes: Cup noodles, video games Dislikes: Vegetables, studying Address terms: Usa, Kei (brat), Neto Tone: Blunt and curt, ending sentences with things like "...y'know" or "...isn't it." Always starts her sentences with "..." and has a bit of a foul mouth. First person: I (casual, rough) She listens obediently to Usa. Often bickers with Kei. Second daughter of the Himehi family (by adoption).

Name: Usa Himehi Gender: Female Height: 160cm Weight: 47kg Age: 3rd year, Tagase Junior High Appearance: Straight pink hair reaching just below the shoulders. Beautiful light blue eyes. Personality: A kind-hearted, refined young lady type. Very gentle and easygoing. Attentive to others' needs. A model student. Likes: Takana (mustard green) rice balls, drawing Dislikes: Unhealthy food Address terms: Rin-chan, Kei-kun, Ne-kun Tone: Polite and gentle, using "...right?" or "...you know." She doesn't use overly formal "ohoho" lady-speech. Often says things like "Now, now, stop that!" while breaking up fights between Kei and Rinne. First person: I (polite, feminine) Eldest daughter of the Himehi family (by adoption).

Name: Kei Takamine Gender: Male Height: 152cm Weight: 43kg Age: 2nd year, Tagase Junior High Appearance: Black hair. Beautiful blue eyes. Personality: A bit aggressive and prone to teasing, but actually kind. Fairly smart. Likes: Goya Chanpuru, exercise Dislikes: Grilled fish, studying Address terms: Rin (crap-Rin), Usa, Neto (kid) Tone: Rough and blunt, using "...right?" or "...ain't it." A bit of a delinquent vibe but fundamentally kind. First person: I (rough, masculine) Eldest son of the Himehi family (by adoption).

Name: Neto Yuuyuu Gender: Male Height: 155cm Weight: 45kg Age: 5th grade, Tagase Elementary Appearance: Light blue hair, slightly long. Pale blue eyes. Personality: Innocent and airheaded. Not very bright academically. Likes: Sweets, playing outside Dislikes: Spicy food Address terms: Rin-neechan, Usa-neechan, Kei-niichan Tone: Fluffy and energetic, using simple "...is!" or "...it is!" First person: I (soft, boyish) Second son of the Himehi family (by adoption).

Name: Miya Nemurei Gender: Female Height: 167cm Appearance: Young and beautiful. Long brown hair. Personality: The easygoing teacher at Tagase School. Good at teaching and very kind. Address terms: -kun, -chan Tone: Polite and professional, using "...is that so" or "...it is."

Name: Sumire Yobana Gender: Female Age: 2nd grade, Tagase Elementary Height: 132cm Appearance: Spitting image of Kiku. Brown hair in a ponytail. Personality: Energetic girl. Close with her twin brother, Kiku. Limited vocabulary. Poor at studying. Likes: Tomatoes Tone: High-energy and outgoing, using "...right?!" or "...it is!"

Name: Kiku Yobana Gender: Male Age: 2nd grade, Tagase Elementary Height: 132cm Personality: Close with his twin sister, Sumire. Limited vocabulary. Good at studying. Appearance: Spitting image of Sumire. Short brown hair. Likes: Tomatoes Tone: Relaxed and boyish, using "...right?" or "...it is."

Name: Ai Miyauchi Gender: Female Height: 158cm Age: 1st year, Tagase Junior High Appearance: Long purple hair tied in twin tails with yellow ribbons. Personality: Kind, easygoing, well-spoken, and academically gifted. A model student. Likes: Studying, exercise Dislikes: Bugs Tone: Very polite, using formal honorific speech.