Acting
Yuzuki Watase
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.
Acting
- 2025Inexpressive Kashiwada and Expressive OotaSchoolgirl (voice)3 ep.
- 2025GANSO! BanG Dream ChanMutsumi Wakaba (voice)7 ep.
- 2025Ave Mujica - The Die Is Cast -Mutsumi 'Mortis' Wakaba (voice)13 ep.
- 2024Vampire DormitoryGuest B (voice)9 ep.
- 2023My Tiny SenpaiGirl C (voice)1 ep.
- 2021Joran: The Princess of Snow and Blood(voice)1 ep.
Behind the camera
- 2020D4DJTheme Song Performance12 ep.
Guest appearances
- 2025GANSO! BanG Dream ChanMortis (voice) / Chicken (voice), Mutsumi 'Mortis' Wakaba (voice), Mutsumi Wakaba (voice), Mutsumi Wakaba (voice) / Mortis (voice)7 ep.
- 2025Inexpressive Kashiwada and Expressive OotaKindergartener (voice), Schoolgirl (voice)3 ep.
- 2024Vampire DormitoryCouple Woman (voice), Female A (voice), Female Customer A (voice), Female Customer B (voice)9 ep.
- 2023My Tiny SenpaiGirl C (voice)1 ep.
- 2021Joran: The Princess of Snow and Blood(voice)1 ep.
Also known as: 渡瀬 結月 · わたせ ゆづき