Full Cast — The Case Study of Vanitas (2021–2022)
Natsuki Hanae
Vanitas (voice)
Kaito Ishikawa
Noé (voice)
Inori Minase
Jeanne (voice)
Shino Shimoji
Luca (voice)
Ai Kayano
Dominique (voice)
Yoko Hikasa
Veronica (voice)
Toshiyuki Morikawa
Ruthven (voice)
Kengo Kawanishi
Roland (voice)
Tomoaki Maeno
Olivier (voice)
Ayumu Murase
Astolfo (voice)
Rie Kugimiya
Chloé (voice)
Daiki Hamano
Jean-Jacques (voice)
Akira Ishida
The Teacher (voice)
Taro Kiuchi
Dante (voice)
Koji Yusa
Johann (voice)
Kaori Nazuka
Naenia (voice)
Riho Kuma
Child (voice) / Riche (voice) / Catherine's younger sister (voice)
Miyu Komaki
Jeanne's mother (voice) / Mina (voice) / Murr (voice) / Researcher A (voice)
Ryosuke Hara
Vampire A (voice) / Thomas Berneux (voice) / Luca's subordinate A (voice) / Dragoon B (voice) / Chasseur B (voice) / Customer (voice) / Researcher B (voice) / Chasseur C (voice) / Vampire B (voice) / Villager (voice) / Villager A (voice) / Guard (voice) / Invitee B (voice)
Ryunosuke Watanuki
Policeman (voice) / Vampire A (voice) / Dragoon (voice) / Attendant (voice) / Vampire B (voice) / Man (voice) / Gentleman A (voice) / Chasseur (voice) / Dragoon leader (voice) / Luca's subordinate B (voice) / Invitee A (voice) / Georges (voice)
Miyuri Shimabukuro
Louis (voice)
Noriko Shitaya
Amelia (voice)
Mikako Komatsu
Mikhail (voice)
Takuya Nakashima
Gentleman C (voice) / Masked man (spider) (voice)
Arisa Kiyoto
Nox (voice) / Gilles (voice)
Kurita Itsuki
Manet (voice) / Fred (voice)
Yume Miyamoto
Maria (voice)
Romi Park
Vampire of the Blue Moon (voice)
Itaru Yamamoto
Orlok (voice)
Mitsuru Ogata
Marco (voice)
Kouzou Douzaka
Moreau (voice)
Shunichi Maki
Invited guest A (voice) / Villager B (voice) / Chasseur B (voice)
Ayaka Nanase
Noé (young) (voice)
Sayaka Kikuchi
Catherine (voice)
Asuka Maesako
Catherine's mother (voice)
Ayako Takeuchi
Astolfo's mother (voice) / Lady A (voice)
Nanami Takahashi
Astolfo's younger sister (voice) / Charlatan (voice)
Daitabi Abe
Invitee C (voice) / Dragoon C (voice)