The Case Book of Arne

Name: The Case Book of Arne
Genre: Animation, Mystery
Released: 2026-01-07T00:00:00.000Z
Rating: 6.5

About The Case Book of Arne

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.

Nippon TV's The Case Book of Arne is an animation and mystery series. Mariya Ise leads the cast as Louis Hartmann (voice), Koki Uchiyama as Arne Neuntöte (voice), Aimi Tanaka as Young Arne Neuntöte (voice), and Yuka Nukui as Lynn Reinweiß (voice).

Its one season of 12 episodes was broadcast from January 2026 to March 2026.

It streams on Crunchyroll and Crunchyroll Amazon Channel in the United States.