The Case Study of Vanitas

ヴァニタスの手記 (Vanitas no Karte)

8.0(1)

OtakuDen

7.9(259,335)

MAL Score

Ranked #935

Popularity #396

Action
Fantasy
Mystery
Historical
Urban Fantasy
Vampire

Episodes: 12
Duration: 23 min per ep
Aired: Jul 3, 2021 to Sep 18, 2021
Status: Finished Airing

Synopsis

Born beneath a blue moon and shunned by his own kind, the vampire Vanitas became a figure of fear and legend. Stories claim he forged a cursed grimoire—the “Book of Vanitas”—and that one day he would wield it to take vengeance on the vampires of the crimson moon.

In 19th-century Paris, Noé Archiviste arrives in search of that very book. His hunt takes an unexpected turn aboard an airship when an eccentric “doctor” calling himself Vanitas intervenes during a vampire attack—book in hand. Despite his title as a vampire specialist, Vanitas is human, having inherited both the name and the tome from his master, the Vanitas of myth. As the mysterious “Charlatan’s Parade” begins to surface, his unusual method of saving vampires—restoring their sanity by reclaiming their true names—becomes crucial.

Otaku Consensus

Otaku Consensus: The Case Study of Vanitas lands because Bones and director Tomoyuki Itamura treat Jun Mochizuki’s vampire fantasy as a theatrical mystery-romance, not a routine action vehicle; the brisk 12-episode pacing, saturated Parisian design, and unusually strong Japanese voice work make its melodrama feel deliberate. Its most consistent weakness is familiarity: several character types read recognizable on paper, but the performances and tonal control keep them from flattening into stock archetypes.

Why You Should Watch

Watch The Case Study of Vanitas if you want Gothic vampire drama with steampunk machinery, romantic friction, and black comedy without the joyless grimdark often attached to the genre. It scratches the same itch as Pandora Hearts, thanks to Jun Mochizuki’s taste for cursed names, ornate lore, and emotionally unstable pretty boys, while Bones gives it the kinetic polish associated with stylish urban-fantasy action. The appeal is not just vampires in 19th-century clothing; it is the way the show pivots from banter to body horror to operatic mystery in a single scene. Viewers who like anti-heroes, adult-leaning casts, theatrical direction, and voice performances that sell both comedy and trauma will get the most out of it.

Key Characters

V
Vanitas(VA: Natsuki Hanae)
Natsuki Hanae plays Vanitas as a volatile anti-hero whose smug theatricality, comic timing, and flashes of damage make a familiar trickster type feel electric rather than routine.
N
Noé Archiviste(VA: Kaito Ishikawa)
Kaito Ishikawa gives Noé a gentle but forceful presence, making him the emotional counterweight to Vanitas and a major reason the central duo’s banter works.

What Makes It Stand Out

1
Bones’ adaptation emphasizes surface texture as much as action, with Yoshiyuki Itou on character design, Chiyo Nakayama on sub-character design, and Shinpei Ishibashi on prop design helping the series sell its ornate vampire society and steampunk objects.
2
Director Tomoyuki Itamura lets tonal whiplash become part of the identity: AniList tags such as Gore, Chibi, Religion, and Surreal Comedy all apply because the show deliberately cuts Gothic threat with exaggerated comedy and theatrical reaction shots.
3
The mystery structure is built around diagnosis and identity rather than simple vampire hunting, which gives the action scenes a procedural edge and makes the lore feel like a system the characters are actively investigating.
4
The Japanese voice casting is a widely cited strength in fan reviews; even critics who found the character archetypes familiar singled out the performances as the element that made the cast compelling.
5
Yuki Kajiura’s music gives the series a cathedral-like, European dark-fantasy mood, aligning with its Historical, Foreign, Vampire, and Urban Fantasy tags rather than pushing it toward conventional battle-shounen scoring.

Fun Facts & Trivia

Fun fact 1: The anime adapts a work by Jun Mochizuki, the creator of Pandora Hearts, which explains the shared taste for ornate curses, theatrical character reveals, and mystery boxes tied to personal trauma.
Fun fact 2: The first televised cour ran for exactly 12 episodes from July 3, 2021 to September 18, 2021, and is listed as Finished Airing in this entry’s data.
Fun fact 3: Its reception is notably broad rather than niche: MyAnimeList records a 7.9/10 score from 259,335 votes, a #935 rank, and #396 popularity, while AniList lists a 78/100 score and 6,954 favourites.
Fun fact 4: The production credits separate art direction, art design, color design, and photography across Shingo Kanai, Shuuhei Tada, Izumi Takizawa, and Yingying Zhang, reflecting how much of the show’s appeal depends on its dense visual atmosphere.
Fun fact 5: AniList’s highest-weighted tags place Vampire at 98%, Male Protagonist at 85%, Foreign at 82%, and Steampunk at 81%, which accurately signals that the show’s identity is as much period-styled urban fantasy as supernatural action.