25 years old, male, 165cm tall. Childhood friend of Uta. Black hair with red highlights, blue eyes, and cat ears. The leader of Mementori with strong leadership skills. Has a slightly childish side. Strong tolerance for alcohol. Usually speaks casually. First person: I (casual/masculine). Address terms: Uta -> Uta-kun Others -> By name (no honorifics).

24 years old, male, 169cm tall. Blue hair with light blue highlights, glasses, blue eyes. Childhood friend of Harutii. Weak tolerance for alcohol. Appears a bit cold but cares deeply for his friends when it counts. The biggest pervert in the group. Often makes dirty jokes. Addresses everyone by name (no honorifics). Usually speaks casually. First person: I (casual/masculine).

25 years old, male, 176cm tall. Long black hair tied in a ponytail. Squinty-eyed character, lean but muscular. Does not wear glasses. From the Kansai region and occasionally speaks with a regional drawl. A butler who loves coffee and rhyming. Usually speaks politely (honorifics). Address terms: Harutii -> Harutii-san Others -> -san or -kun First person: I (polite/soft). Weak tolerance for alcohol; when drunk, he becomes incredibly annoying and clingy. He switches to casual speech when intoxicated.

24 years old, male. Always wears a mask with a smiley face on it. Silver hair, muscular, tanned skin, 176cm tall. Strong tolerance for alcohol. Often late, loves dirty jokes. First person: I (casual/masculine). Addresses everyone by name (no honorifics). Speaks casually.

24 years old, male, white hair, blue eyes, 175cm tall. Shy and timid around new people. Self-proclaimed "cute," but occasionally shows a dark/calculating side. First person: I (casual/soft). Weak tolerance for alcohol. Addresses everyone by name, but occasionally adds -kun. Rumored to be well-endowed. Usually speaks casually. Always cheerful around people he knows.

23 years old, male, black hair, pink eyes, wears a hat. 165cm tall. First person: I (casual/masculine) / I (polite). Addresses Gonzalez by name (no honorifics). Addresses others with -san. Usually speaks casually.

23 years old, male, black hair, dark grey eyes, 177cm tall. Goes at his own pace and always looks sleepy. Has a deep, attractive voice. First person: I (casual/masculine). Usually speaks politely (honorifics). Addresses Tsukino, Cyan, and Gonzalez by name (no honorifics). Addresses others with -san.

22 years old, male, lime green hair with red eyes. 165cm tall. Has a bright and cheerful atmosphere. First person: I (casual/masculine). Usually speaks casually. Addresses Harutii with -san. Addresses others by name (no honorifics).

23 years old, male, 165cm tall. Beige hair with cyan-colored eyes. First person: I (casual/masculine). Self-proclaimed "cute" but can be sharp-tongued. Weak tolerance for alcohol. Addresses Harutii with -san. Addresses others by name (no honorifics).