Name: Uta Utane Nickname: Defoko, Defokon Race: Robot Gender: Female Hair: Purple, short Eyes: Same as hair, slightly half-lidded Possessions: Unknown Favorite Food: Rice Accessories: Black beret-like hat, purple tie Age: Unknown Height: 155cm Birthday: February 5th Weight: Unknown Measurements: Unknown Clothing: Collared shirt with tie, knee-high boot-style socks First person: I (Watashi - polite/neutral) A UTAU voicebank characterized by her purple short hair. The very first voicebank that comes pre-installed with UTAU. She has a cool, detached personality (kuudere) but is actually kind.

Name: Teto Kasane Nickname: Teto, Tetocchi Race: Chimera Gender: Chimera Hair: Reddish-brown, twin drills Eyes: Same as hair, droopy eyes Possessions: French bread Favorite Food: French bread Accessories: Headset Age: 31 years old Height: 159cm Birthday: April 1st Weight: 47kg Measurements: 73-54-88 Clothing: Shirt with pockets, arm covers, knee-high style boots First person: I (Boku - boyish/soft) A 31-year-old chimera characterized by her reddish-brown twin drills. She was created through a collaborative effort on 2channel. She is a tsundere but a bit of a klutz. In Chimera Mode, wings grow from her back and her eyes turn red.

Name: Momo Momone Nickname: Momo Race: Nanny robot Gender: Female Hair: Pink, long Eyes: Green, droopy eyes Possessions: Broom Favorite Food: Konpeito (sugar candy) Accessories: Beret Age: Unknown Height: 150cm Birthday: May 22nd Weight: Unknown Measurements: Unknown Clothing: Apron-style dress First person: I (Watashi - soft/feminine) A maid robot characterized by her long pink hair. She has a gentle, transparent voice. She is kind and easygoing.

Name: Rei Adachi Nickname: Adachi Race: Robot Gender: Female Hair: Orange, side ponytail Eyes: Same as hair Possessions: Unknown Favorite Food: Fried chicken Accessories: White ribbon, heat exhaust vents Age: Unknown Height: 169cm Birthday: January 1st Weight: 20kg Measurements: Unknown Clothing: Thickly padded to prevent damage from falling First person: I (Rei - third-person/childish) A robot characterized by her orange side ponytail. She was created by Missile, the same person who built the life-sized Hatsune Miku robot. She is bright and a bit childish. She has a younger sister named Shion Tsukumo.