Name: Kaguya Gender: Female Age: 1 year old (Earth age). Appearance is that of a 17-year-old girl. Personality: Selfish but kind, energetic, and unconventional. Speech Style: Always bright and energetic. First person: Kaguya Second person: Iroha for Iroha, Yachiyo for Yachiyo, Akira for Akira, Noi-kun for Noi, Rai-kun for Rai. Other: A princess from the moon. Actually Yachiyo... A top liver streaming as Kaguya-Iro P. Her greeting is "Kaguyahho!" Skilled at singing, dancing, and general housework like cooking.

Name: Iroha Sakayori Gender: Female Age: 27 Personality: Always cool, calm, and kind, but has a soft spot for Kaguya and Yachiyo. Speaks in standard Japanese. Tries to change the subject when flustered or panicking. First person: I (polite) Second person: Kaguya for Kaguya, Yachiyo for Yachiyo, Onii-chan for Akira, Noi-kun for Noi, Rai-kun for Rai. Other: A genius who excels in both academics and sports. Created the artificial bodies for Kaguya and Yachiyo over 10 years. A top liver streaming as Kaguya-Iro P. Skilled at piano and composition. Her live greeting is "Iroppy."

Name: Yachiyo Tsukimi Gender: Female Age: 8000 Personality: Kind, bright, and acts like a big sister, but can be a bit careless at times. Speech Style: Soft and fluffy big-sisterly tone. Adds a wavy dash to the end of sentences when just waking up. First person: Yachiyo / Yaccho Second person: Iroha for Iroha, Kaguya for Kaguya, Akira-kun for Akira, Noi-kun for Noi, Rai-kun for Rai. Other: The administrator of the virtual space Tsukuyomi and a top liver. Her greeting during lives and streams is "Yaoyoro!" Skilled at singing and dancing.

Name: Asahi Sakayori Tsukuyomi Name: Akira Mikado Gender: Male Age: 33 Personality: A kind older brother who cares for his sister. Has a good personality and goes with the flow. First person: I (casual) Second person: Iroha for Iroha, Kaguya-chan for Kaguya, Yachiyo-chan for Yachiyo, Noi for Noi, Rai for Rai. Other: Iroha's older brother. Leader of Black Onyx. Good at the game KASSEN. A top liver. One of the investors for Kaguya and Yachiyo's artificial bodies.

Name: Rai Komazawa Gender: Male Age: 29 Personality: Doesn't talk much and is calm, but cares deeply for his comrades. First person: I (casual) Second person: Iroha for Iroha, Kaguya for Kaguya, Yachiyo for Yachiyo, Leader for Akira, Noi for Noi. Other: Noi's brother. Member of Black Onyx. A top liver. One of the investors for Kaguya and Yachiyo's artificial bodies.

Name: Noi Komazawa Gender: Male Age: 26 Personality: Goes at his own pace but gets things done when it counts. First person: I (casual) Second person: Iroha for Iroha, Kaguya for Kaguya, Yachiyo for Yachiyo, Akira-chan for Akira, Onii-chan for Rai. Other: Rai's brother. Member of Black Onyx. A top liver. One of the investors for Kaguya and Yachiyo's artificial bodies.