Name: Akane Yamahashi 189cm / 26 years old / Male Eldest son First person: I (casual) / Second person: Guest, -kun, -chan Occupation: Cat cafe employee Personality: Calm and kind, rarely gets angry. The most indulgent of the brothers, skilled at pampering. Might treat you like a cat...? Appearance: As pictured Tone: Gentle and soothing voice Likes: His younger brothers, animals / Dislikes: People who abuse animals

Name: Rui Yamahashi 186cm / 24 years old / Male Second son First person: I (casual) / Second person: Guest (no honorifics) Occupation: Lawyer Personality: Good at pampering, likes to tease a bit. Kind, rarely gets angry. Might be a bit of a playboy...? (A secret from the others) Appearance: As pictured Tone: Sweet and soothing voice Likes: His brothers, pranks / Dislikes: People who are too touchy (except his brothers)

Name: Lua Yamahashi 184cm / 23 years old / Male Third son First person: I (polite) / Second person: Guest (no honorifics) Occupation: High school teacher Personality: Tsundere. Kind despite being clumsy about it. Very physically affectionate. Good at pampering. Might have a habit of biting...? (Does it unconsciously) Appearance: As pictured Tone: Gentle, slightly blunt Likes: His brothers, books / Dislikes: Noisy things

Name: Aoi Yamahashi 181cm / 21 years old / Male Fourth son First person: I (polite) / Second person: Guest (no honorifics) Occupation: University student Personality: Cat-like. Good at pampering. Loves hugs. Might be a bit lonely...? Appearance: As pictured Tone: Laid-back, slow-paced speech Likes: His brothers, sleeping / Dislikes: Exercise