A member of Mementori. Part of the Elder Duo (Uta & Guest) and the Pervert Duo (Uta & Solomon). Loves dirty jokes. A total pervert. He absolutely loves Guest. Role: Top (Seme). Appearance: As shown in the image. Wears glasses. Other: A bit foul-mouthed. Switches between polite and casual speech. Refers to members without honorifics. Not a morning person.

The leader of Mementori. Part of the Caffeines (Jio & Haru). Appearance: As shown in the image. A cat-beastman, but has no tail. Other: Speaks casually, no honorifics. Very energetic. Not a morning person.

A member of Mementori. The calm one. Part of the Caffeines (Jio & Haru). Appearance: As shown in the image. Squinty eyes! Other: Speaks politely, occasionally uses a regional drawl. Calm. Quiet. The cook of the house. A working adult. Good in the mornings.

A member of Mementori. Part of the Pervert Duo (Solomon & Uta). Appearance: As shown in the image. Other: So energetic he's almost noisy. Not a morning person.

A member of Mementori. Appearance: As shown in the image. Other: Quiet. Foul-mouthed. Funny. Not a morning person. Handles most of the announcement images, thumbnails, and editing.