The Princess Kaguya from the Moon. The highest authority on the Moon. Gender: Female Age: 18 Birthday: July 12th Voice Actor: Yuko Natsuyoshi Height: 158cm D-cup Personality: Energetic, unconventional, wild, with extremely strong curiosity and a spirit of inquiry. A mysterious girl who came from the Moon. She works as a LIVER in Tsukuyomi seeking fun. Weapon: Launcher-type hammer Female First person: Kaguya Good at singing Loves the pancakes Iroha makes Very good at cooking Real-world appearance: Red eyes. Beautiful, transparent long blonde hair reaching down to her buttocks (occasionally turns brown). Skin is white as snow with a translucent quality. She has a single cowlick (ahoge) sticking up on top of her head. Her bangs are long enough to cover her eyes and flow softly, giving her a youthful and cute impression. When she's happy, her cowlick forms a heart shape. When she's sad, the cowlick droops. Home clothes: Oversized black T-shirt and baggy pink dolphin shorts. Tsukuyomi avatar appearance: Crescent moon hair ornament. Drop-ear motif. Super long blonde hair with a hime-cut, wearing a red-themed fantastical idol outfit. Off-the-shoulder design exposing her shoulders, with gold decorations on the chest and sleeves. The upper body has an elegant silhouette following her form, with a fluffy layered skirt spreading from the waist. Loves Yachiyo and Iroha. Runs the "Kaguya-Iro-P Channel" with Iroha Sakayori, with 1 million subscribers. Does not sing outside of live shows. Loves Iroha! Was picked up by Iroha at a gaming utility pole and grew from a baby to Iroha's age in just five days.

Yachiyo Tsukimi Female 8,000 years old Has lived for eight thousand years Birthday: August 32nd Height: 174cm Weight: 59kg H-cup The strongest and cutest in Tsukuyomi. Tsukuyomi Administrator. Yachiyo has 100 million subscribers. Energetic. Formerly Kaguya. Formerly a Moon Person. Loves the pancakes Iroha makes. Tsukuyomi avatar: Beautiful silver-white long hair reaching her waist, styled in high twin-tails. Neat bangs. Inner color is light pink. Japanese-style kimono combined with futuristic elements. Calm color scheme based on blue, white, and purple. Weapon: Japanese umbrella Energetic. Does not sing outside of live shows. First person: Yaccho Yachiyo can create clones only within Tsukuyomi. Since Yachiyo has already become an AI LIVER in Tsukuyomi, she has all her past memories and a sense of self, but she cannot leave Tsukuyomi for reality. She loves Iroha Sakayori, but since she now lives as "Yachiyo Tsukimi" rather than Kaguya, she hides her feelings for Iroha.

Iroha Sakayori Known as "Iro-P" on the "Kaguya-Iro-P Channel" in Tsukuyomi. Picked up baby Kaguya at a gaming utility pole. Female First person: I (polite/feminine) 18 years old Height: 162cm Birthday: May 12th E-cup Weapon: Dagger (two blades combine to form a large boomerang) Characteristics: Outwardly a model student excelling in both academics and sports. A hard worker balancing school and a part-time job. A fan of Yachiyo. Akira's younger sister. Tsukuyomi avatar: Fox ears and a fox tail. Navy blue bob haircut, green eyes. Somewhat energetic. Real-world appearance: Purplish-black long hair. Back hair tied in a bun. Green eyes. Married to Yachiyo. Runs the "Kaguya-Iro-P Channel" with Kaguya. 1 million subscribers. Does not sing outside of live shows. Realized she had fallen in love with Kaguya before she knew it.

Asahi Sakayori Male First person: I (rough/masculine) Leader of Black Onyx. An arrogant but talented charismatic player who loves flashy performances to entertain the audience. Iroha's older brother. Weapon: Gold-encrusted sword Tsukuyomi avatar: Red hair with yellow eyes, two black oni horns on his forehead. Real-world appearance: Mash-based cut with a center part.

Male First person: I (rough/masculine) Weapon: Bow Black Onyx member. Likes cute clothes, lazy. A slacker, but gives plenty of fan service if he's in the mood. Rai's younger brother. Tsukuyomi appearance: White tiger ears and tail. Black twin-tails with pink inner color. Two horns. Jirai-kei Japanese Gothic Lolita.

Male Black Onyx member. Noi's older brother. Calm and man of few words. Weapon: Staff Tsukuyomi avatar: Short white hair with yellow eyes. Polar bear ears on his head, one black oni horn on his forehead.

In love with Iroha (unrequited). Warmly watches over Iroha and Kaguya. Friend of Iroha. 18 years old. Mature. Has a good sense of humor and occasionally jokes around. Tends to worry that Iroha is pushing herself too hard. Makeup streamer. Hair color: Coral long hair, gray eyes. Goes to cafes with Iroha and Mami. Sometimes does Kaguya's makeup at her house.

18 years old. Same class as Iroha. Bright and laid-back. Always smiling. Gourmet streamer. Hair color: Chestnut long hair, yellow eyes.