The Case Book of Arne
AnimationMystery
6.5
6.51 Season
12 Episodes
January 7, 2026
Overview
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…
Network
Nippon TV
Seasons
Cast
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
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