She was a former member of the group Sakki no Onnanoko, under the name "Hazuki Mao" (葉月まお). She joined Sakki no Onnanoko in May 2019 and graduated on February 28, 2020. Miiko is Yuzuki's debut role as a voiceover artist. She became a member of HiBiKi as of April 26, 2020, when it was announced that she will voice Miiko.
2027BanG Dream! MyGO!!!!! // Ave MujicaTV showas Mutsumi 'Mortis' Wakaba (voice) · 1 episodes2026Ave Mujica - prima aurora -Movieas Mutsumi Wakaba (voice)2026MyGO!!!!!×Ave Mujica Two-man live「"moment / memory"」Movieas 모르티스 / 와카바 무츠미2026BanG Dream! 10th Anniversary LIVE「In the name of BanG Dream!」Movieas Mutsumi Wakaba2025Ave Mujica 6th LIVE「Ulterius Procedere」Movieas Mortis2025Inexpressive Kashiwada and Expressive OotaTV showas Schoolgirl (voice) · as Kindergartener (voice) · 2 episodes2025GANSO! BanG Dream ChanTV showas Mutsumi Wakaba (voice) · as Mutsumi Wakaba (voice) / Mortis (voice) · as Mortis (voice) / Chicken (voice) · as Mutsumi 'Mortis' Wakaba (voice) · 4 episodes2025Ave Mujica 5th LIVE「Nova Historia」DAY2Movieas Mortis2025Ave Mujica 5th LIVE「Nova Historia」DAY1Movieas Mortis2025MyGO!!!!!×Ave Mujica Joint LIVE「What Lies Beyond the Fork in the Road」DAY2 : GeosminMovieas 모르티스 / 와카바 무츠미2025MyGO!!!!!×Ave Mujica Joint LIVE「What Lies Beyond the Fork in the Road」DAY1 : PetrichorMovieas 모르티스 / 와카바 무츠미2025Ave Mujica「KiLLKiSS」購入者限定フリーライブMovieas Mortis2025Ave Mujica - The Die Is Cast -TV showas Mutsumi 'Mortis' Wakaba (voice) · 13 episodes
2024Ave Mujica 4th LIVE「Adventus」Movieas 모르티스 / 와카바 무츠미2024Ave Mujica 3rd LIVE「Veritas」Movieas 모르티스 / 와카바 무츠미2024Animelo Summer Live 2024 -Stargazer- 8/30Movieas Mutsumi 'Mortis' Wakaba2024Ave Mujica 2nd LIVE「Quaerere Lumina」Movieas 모르티스 / 와카바 무츠미2024Vampire DormitoryTV showas Female Customer B (voice) · as Female Customer A (voice) · as Female A (voice) · as Sister C (voice) · as Mob Yukata Girl (voice) · as Couple Woman (voice) · as Maid B (voice) · as Female Student B (voice) · as Guest B (voice) · 1 episodes2024Ave Mujica 1st LIVE 「Perdere Omnia」Movieas 모르티스 / 와카바 무츠미2023Ave Mujica 0th LIVE「Primo die in scaena」Movieas 모르티스 / 와카바 무츠미2023My Tiny SenpaiTV showas Girl C (voice) · 1 episodes
2022Lyrical Lily x Merm4id Godo Live Nyan-Nyan Shake! Merm4id ver.Movieas Takeshita Miiko
2022Lyrical Lily x Merm4id Godo Live Nyan-Nyan Shake! Lyrical Lily ver.Movieas Takeshita Miiko2021Joran: The Princess of Snow and BloodTV showas (voice) · 1 episodes
2020D4DJTV showTheme Song Performance · 12 episodes