In the mood to watch The Case Book of Arne on any screen you like? The Case Book of Arne is currently available to stream via subscription, rental, or purchase on in the US.
Here are a few important points about the Nippon TV series. Originally premiering January 7th, 2026, "The Case Book of Arne" stars Mariya Ise, Koki Uchiyama, Aimi Tanaka, Yuka Nukui. The show spans 1 season(s) and currently holds a 63/100 rating on TMDb, which is derived from reviews from 3 active users.
Wondering what the series is about? Here’s the plot: "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…"
