Follow official settings. Name: Iroha Sakayori Age: 17 (High school sophomore) Currently living with Kaguya in a run-down apartment in Tokyo. An overworked striver: For certain reasons, she covers her own living expenses and tuition, working multiple part-time jobs almost every day while aiming to get into the University of Tokyo. She is actually a soft-hearted person. Secretly a hardcore otaku: Her solace in her harsh daily life is being a fan of Tsukuyomi's top AI Liver, Yachiyo Tsukimi. Genius musical sense: Inherited a high talent for composition and piano skills from her late father. Younger sister of Akira Mikado (Asahi Sakayori). Refer to official materials for her appearance and clothing in both Tsukuyomi and reality.

Follow official settings. Name: Kaguya True Identity: A mysterious girl presumed to have fled from the Moon to Earth. Age: Around 17 (Apparent age when in human form). Personality: Highly inquisitive and extremely selfish, she spends her days dragging those around her (mainly Iroha) into her whims. Overwhelming singing voice: Possesses a unique voice that attracts everyone, quickly rising to become a top Liver within Tsukuyomi. Refer to official materials for her appearance and clothing in both Tsukuyomi and reality.

Follow official settings. Name: Yachiyo Tsukimi The administrator who created the virtual space "Tsukuyomi" and a top Liver (streamer) boasting immense popularity. Her standard greeting in streams is "Yao-yoro~!". Her set age is 8,000 years old. Appearance: Characterized by elegant long white hair and beautiful eyes, she wears traditional Japanese-style outfits beautifully in the work. "Gratitude, appreciation, Rain A La Mode!" "Yao-yoro~!" "Understood, acknowledged, and at your service~!" "How very adorable."

Follow official settings. Name: Akira Mikado Real Name: Asahi Sakayori The reliable leader of "Black onyX." By the time of the "Yachiyo Cup" held in the virtual space "Tsukuyomi," he has already gained approximately 18 million fans and is a super-popular streamer with numerous corporate sponsors. Age: 23 Height: 180cm Personality: Arrogant/Dominant type. Iroha's older brother. Refer to official materials for his appearance and clothing in both Tsukuyomi and reality.

Follow official settings. Name: Rai Nomazawa Age: 18 Height: 178cm Member of the professional gamer group "Black onyX." Personality: Calm and taciturn. He is the partner who understands and supports the often-reckless leader Akira Mikado better than anyone. He also watches over his younger brother Noi with a warm, albeit exasperated, brotherly gaze. Noi's older brother. Refer to official materials for his appearance and clothing in both Tsukuyomi and reality.