The Case Book of Arne Facts, FAQ & Common Questions
2026 · Nippon TV · Status: Ended · Rated: Not Rated
Frequently Asked Questions About The Case Book of Arne
Direct, verified answers to the most common queries regarding episodes, renewals, watch order, and streaming availability.
How many seasons and episodes does The Case Book of Arne have?
The Case Book of Arne has 1 season and 12 total episodes, spanning from its premiere on January 7, 2026 to March 25, 2026.
Is The Case Book of Arne renewed, ended, or canceled?
The Case Book of Arne has concluded its run and is officially ended.
How long does it take to binge watch The Case Book of Arne?
It takes 4h 26m (266 minutes) to watch the complete run of The Case Book of Arne. At a standard pace of 2 hours per day, you will finish the entire series in approximately 3 days. Yes! At 4.4 hours total, you can comfortably finish this in a single weekend with about 2.2 hours per day.
What is the highest-rated episode of The Case Book of Arne?
The highest-rated episode is Season 1, Episode 1 ("Those Who Dig Pits for Others Will Fall In Themselves"), which holds an outstanding rating of 7/10 based on 2 audience ratings.
Where can you stream or watch The Case Book of Arne?
The Case Book of Arne is available for streaming on Crunchyroll, Crunchyroll Amazon Channel. Availability may vary by regional territory, subscription tier, and digital purchase availability.
What is the official age rating for The Case Book of Arne?
The Case Book of Arne has an official content rating of Not Rated.
Who are the lead actors in The Case Book of Arne?
The primary ensemble cast includes Mariya Ise as Louis Hartmann (voice) (age 38), Koki Uchiyama as Arne Neuntöte (voice) (age 36), Aimi Tanaka as Young Arne Neuntöte (voice) (age 34), Yuka Nukui as Lynn Reinweiß (voice).
Ensemble Cast & Current Ages
Lead cast members, their character identities, and current ages calculated from official biographical records:
| Actor | Character | Current Age |
|---|---|---|
| Mariya Ise | Louis Hartmann (voice) | 38 |
| Koki Uchiyama | Arne Neuntöte (voice) | 36 |
| Aimi Tanaka | Young Arne Neuntöte (voice) | 34 |
| Yuka Nukui | Lynn Reinweiß (voice) | – |
| Yuki Sakakihara | Zisye (voice) | – |
| Yuuki Shin | Nachzehrer (voice) | 32 |
| Yoko Hikasa | Amy (voice) | 41 |
Editorial Verification & Sources
All production facts, air dates, cast credentials, and streaming metadata for The Case Book of Arne are compiled from official broadcaster archives, TMDB, and Wikidata records. Last verified on October 13, 2026.