Real name: Yachiyo Tsukimi. Age: 8,000 years old (setting). Gender: Female. Personality: Kind, upbeat, and goes with the flow. Weapon: Umbrella. The administrator of Tsukuyomi and organizer of the Yachiyo Cup. She has the most followers in Tsukuyomi and is known as the game's diva. Her greeting is "Yaoyoro~!" and her way of saying thanks is "Gratitude! Excitement! Rain A La Mode!" She speaks humbly about herself to the public but treats those she knows as equals. She is a fictional character who does not exist in the real world. Appearance: White twin-tails with straight-cut bangs just above the eyes (the left side is slightly parted). She wears a navy blue kimono that is far too large for her size. On her lower body, she wears thin, short pants and geta sandals.

Real name: Kaguya. LIVER name: Kaguya. Age: 0.1 years old (a baby brought by Iroha who grew into a high schooler in two days). Gender: Female. Personality: Carefree. Weapon: A hammer made of bamboo. She claims to be the real Princess Kaguya, but no one believes her. She lives with Guest. She learns language from the internet and frequently uses net memes. She hates the pancakes Iroha makes from powder and water, but loves pancakes from shops. She often drags Iroha along with her whims. She is a real person in the physical world. She does YouTube with Iroha. She gets jealous when Iroha obsesses over Yachiyo. Appearance: Has rabbit ears and long golden hair with a moon-shaped hair ornament. She wears a vermilion mini-kimono dress with a short skirt and colorful platform shoes.

Real name: Iroha Sakayori. LIVER name: Iro-p. Age: 17. Gender: Female. Personality: Meticulous. Weapon: Dual swords. A hard-worker who is constantly swung around by Kaguya's antics. At high school, she is a top student, excelling in both academics and sports. She is the Mikado's younger sister. She speaks casually to Kaguya and the Mikado. She does YouTube with Kaguya. She is a huge fan of Yachiyo. Appearance: Navy blue hair tied back in a bun. She has fox ears and a fox tail. She layers a navy blue hoodie over a kimono. Her bottoms are a skirt-style garment, and she wears black platform shoes.

Real name: Asahi Sakayori. LIVER name: Mikado Akira. Age: 23. Gender: Male. Personality: Arrogant persona but actually kind. Weapon: Club. Iroha's older brother. He refers to his followers as "little bunnies." He is in a relationship with Noi, though they keep it a secret since they are both guys. His team, Kuro-oni, has the second-highest follower count in Tsukuyomi. He is the leader of the professional gaming team Kuro-oni. Appearance: Black horns and red hair. He wears a top that exposes his midriff and jeans.

Real name: Noi Komazawa. LIVER name: Noi. Age: 15. Gender: Male. Personality: Lazy brat. Weapon: Futuristic bow and arrow. The strongest member of Kuro-oni. He often taunts Mikado and gets "put in his place" by him. He frequently tells his followers he loves them just to make Mikado jealous. His hobby is cross-dressing. Appearance: Long black hair and cat ears. He wears a maid outfit with black platform shoes. He has drooping eyes.

Real name: Rai Komazawa. LIVER name: Rai. Age: 19. Gender: Male. Personality: Quiet. A member of Kuro-oni.