The Case Book of Arne

Name: The Case Book of Arne
Genre: Animation, Mystery
Rating: 6.5
Cast: Mariya Ise, Koki Uchiyama, Aimi Tanaka, Yuka Nukui, Yuki Sakakihara

アルネの事件簿 (2026)

Seasons: 1, episodes: 12

Animation, Mystery

Japan

Nippon TV

Average rating: 6.5/10 8

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no scores

6.5/10
8

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All about the series

Video 1

Photo 8

Actors and characters

Video for the series The Case Book of Arne — Official Trailer [Subtitled]

0:53

Photo 8

Production

SILVER LINK., Asmik Ace, Nippon Television Network Corporation

Premiere

7 January 2026

Last episode

25 March 2026

Status

Completed

Scenario

Hitomi Ogawa

Composer

Yoshiaki Fujisawa

Producer

Hotate Inaba

All team (56)

Actors

Mariya Ise

Louis Hartmann (voice)

Koki Uchiyama

Arne Neuntöte (voice)

Aimi Tanaka

Young Arne Neuntöte (voice)

Yuka Nukui

Lynn Reinweiß (voice)

Yuki Sakakihara

Zisye (voice)

Yuuki Shin

Nachzehrer (voice)

Yoko Hikasa

Amy (voice)

All actors and roles (7)

Short description

Louis Hartmann loses his father, a private detective investigating a string of murders, leaving him all alone. Rumor has it that the murders are the work of a Grave-Digger Vampire. Louis isn’t keen on superstitions and vows to catch the culprit himself. That is, until a self-proclaimed detective, Arne Neuntöte, and his assistant, Lynn Reinweiß, appear. A new door is about to open for Louis…