2020 Spring · Released

Butt Detective Season 4

Name: Butt Detective Season 4
Genre: Mystery

2020 SpringReleased13 episodes

Studio Toei AnimationMystery

Where to watch Butt Detective Season 4

Watch on FODSubscription viewingVerified 2026-10-10

Prime VideoSubscription viewingVerified 2026-10-10 HuluSubscription viewingVerified 2026-09-26 DMM TVSubscription viewingVerified 2026-09-25 d Anime StoreSubscription viewingVerified 2026-09-24

Watching the complete series

Binge

13 ep.

Finished

All 13 episodes have aired, so you can watch from episode 1 in one go.

Official site · Broadcast info · Video

Added to DMM TV 9/25 · Added to Hulu 9/26 · Added to FOD 10/10

How many days? Make a viewing plan

Based on all 13 episodes. The defaults of 24 minutes per episode and 60 minutes per day are assumptions. Adjust them to the actual runtime and your own pace.

Episodes watchedMinutes per episodeMinutes per day

13 episodes left · about 5h 12m · about 6 days

Plan a manageable watch schedule →

11 listed installments

Compare the series entries and their release periods.

2018 SpringButt Detective
2018 FallButt Detective
2019 SummerButt Detective Season 3
2020 SpringButt Detective Season 4Current
2021 SpringButt Detective Series 5
2022 SpringButt Detective Series 6

Work info

Butt Detective Season 4 is a Spring 2020 anime. It premiered on April 4, 2020, 13 episodes. The finale (episode 13) aired on June 27, 2020. Streaming services listed: FOD, Prime Video, Hulu and 2 more.

Broadcast data: Syoboi Calendar

More details are available on the Japanese page