TV series

Butt Detective

Name: Butt Detective
Released: 2018
Cast: Yuko Sanpei, Ayaka Saito, Takahiro Sakurai, Ikkei Watanabe, Takayuki Sugo

2018–· 1 season· 20 min episodes★ 8.7Returning series

On NHK Educational TV — From Toei Animation

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Where to watch

Not available to stream in US

Synopsis

A polite and meticulous super sleuth known as the Butt Detective solves a myriad of baffling mysteries, blowing raspberries in the face of crime.

Themes

detective anime

Episodes

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E1 Episode 1Next upMay 3, 2018 · 20 min
Synopsis
There's a candy thief at large and Butt Detective's on the case with Brown as his backup. But the trail of the culprit leads right into a lake.
E2 Episode 2May 4, 2018 · 20 min
Synopsis
Butt Detective goes to the station, where the officers are looking into who's behind a string of burglaries. But the chief has another job for them.
E3 Episode 3May 5, 2018 · 20 min
Synopsis
After a Kaito the canine crook threatens to steal the Goddess Scarf from the museum, Butt Detective prepares to protect the precious booty.
E4 Episode 4Jul 14, 2018 · 20 min
Synopsis
The Black Shadow thieves are in town and the police ask Butt Detective for assistance in putting an end to their mischief before any theft occurs.
E5 Episode 5Jul 21, 2018 · 20 min
Synopsis
Butt Detective, Brown and Chief Maltese must get to the bottom of the Black Shadow Gang's burglaries. Later, they search for the leader's hideout.
E6 Episode 6Jul 28, 2018 · 20 min
Synopsis
After someone leaves a strange box at the Lucky Cat, the police show up to help only to find they're behind Butt Detective, who's already on the case.
E7 Episode 7Aug 4, 2018 · 20 min
Synopsis
A conversation at a feline cafe leads Butt Detective to reveal the backstory of how Brown became his assistant, going back to how he learned to talk.
E8 Episode 8Aug 25, 2018 · 20 min
Synopsis
A potato-loving lady clad in purple knocks on Butt Detective's door and asks him to get to the bottom of a mysterious message from her ancestors.
E9 Episode 9Dec 1, 2018 · 20 min
Synopsis
The purple potato case continues as Butt Detective, Brown and their purple companion head into the ancestors' hut. But it appears to be empty.
E10 Episode 10Dec 8, 2018 · 20 min
Synopsis
While hearing about a forest cafe's missing manager, Butt Detective realizes he's been tailed by a persistent koala who may be after Brown's job.
E11 Episode 11Dec 1, 2018 · 20 min
Synopsis
When the local barbershop owner complains of a spooky ghost scaring his customers, Butt Detective volunteers to get to the bottom of the mystery.
E12 Episode 12Dec 8, 2018 · 20 min
Synopsis
Butt Detective is asked to protect the Oyagi family treasure from Kaito U, a master of disguise, but he seems to remain one step behind the thief.
E13 Episode 13Dec 15, 2018 · 20 min
Synopsis
Master burglar Kaito U's stolen the booty from right under Butt Detective's cheeks. But our perceptive hero is not far behind the thief.
E14 Episode 14Jan 5, 2019 · 20 min
Synopsis
Butt Detective gets a mysterious letter from a faraway jungle, but it's missing a return address on its back. He and Brown head out for an adventure.
E15 Episode 15Jan 12, 2019 · 20 min
Synopsis
Butt Detective and Brown venture further into the dangerous ruins only to come face-to-face— or rather cheek-to-cheek—with a familiar figure.
E16 Episode 16Jan 19, 2019 · 20 min
Synopsis
Butt Detective is expecting to be interviewed by Cafe Guide magazine, but the odd interviewer who arrives doesn't quite pass the sniff test.
E17 Episode 17Jan 26, 2019 · 20 min
Synopsis
Just as Butt Detective is about to go to the police station to learn about a new crime-fighting tool, he receives an urgent call about a stolen item.
E18 Episode 18Feb 2, 2019 · 20 min
Synopsis
An international crime-fighting organization has discovered Kaito U's hiding place. Before they head in, Butt Detective is brought along as backup.
E19 Episode 19Feb 9, 2019 · 20 min
Synopsis
Butt Detective and Brown resolve to get to the bottom of rumors about a giant thief. They soon deduce what appears to be its present location.
E20 Episode 20Feb 16, 2019 · 20 min
Synopsis
While the cops continue their investigation into the giant jewel thief, Butt Detective and Brown are hot on the heels (and cheeks) of the big bandit.
E21 Episode 21Feb 23, 2019 · 20 min
Synopsis
Brown reports that while Butt Detective was out, someone stole his precious snack. The big-cheeked detective uses the case as a training opportunity.
E22 Episode 22Mar 2, 2019 · 20 min
Synopsis
Koala-chan asks Butt Detective for help dealing with ghosts seen near a park she likes. Brown insists he's not scared but doesn't seem to want to go.
E23 Episode 23Mar 9, 2019 · 20 min
Synopsis
Butt Detective, Brown and Koala-chan are trapped behind a locked door in the supposedly-haunted mansion but he soon deduces an alternate egress.
E24 Episode 24Mar 16, 2019 · 20 min
Synopsis
After getting his cheeks shaved, Butt Detective accepts a job from the police to return a stolen item to its owner. But no one knows who it is.
E25 Episode 25Mar 23, 2019 · 20 min
Synopsis
Butt Detective investigates a robbery at the Elvis Grizzly museum. The case darkens as the clues lead back to one of the police's own K-9 officers.
E26 Episode 26Mar 30, 2019 · 20 min
Synopsis
When a missing bag turns back up filled with cash, Butt Detective must reconstruct a series of unintentional exchanges before two lovebirds depart.
E27 Episode 27Jul 6, 2019 · 20 min
Synopsis
A wealthy banker whose daughter has been kidnapped calls on Butt Detective. The criminal is demanding his famous Rainbow Diamond, but it's missing.
E28 Episode 28Jul 13, 2019 · 20 min
Synopsis
Butt Detective's search for the Rainbow Diamond is almost at an end. But some wall-writings indicate that actually picking it up might not be so easy.
E29 Episode 29Jul 20, 2019 · 20 min
Synopsis
Kaito U's back and he's threatening to steal a porcine spa's "greatest treasure." Butt Detective and the K-9s try to deduce what it could be.
E30 Episode 30Jul 27, 2019 · 20 min
Synopsis
Butt Detective and Brown head to a local festival, where a troublemaker who looks just like the double-cheeked detective has been making mischief.
E31 Episode 31Aug 3, 2019 · 20 min
Synopsis
Butt Detective uses the cards and coin that his doppelganger left behind to locate him. Meanwhile, Brown helps his new female friend find her ribbon.
E32 Episode 32Aug 10, 2019 · 20 min
Synopsis
A new investigator claims to be the best and challenges Butt Detective to a public detective match. But our hero senses something amiss.
E33 Episode 33Aug 17, 2019 · 20 min
Synopsis
There's trouble at the KNK bank and the police ask Butt Detective to take the job. But soon Carrot Horse butts in, complicating the situation.
E34 Episode 34Aug 24, 2019 · 20 min
Synopsis
Butt Detective receives another request from rich banker Kamenokoji. His daughter Midori is up to something odd and he wants the sleuth to tail her.
E35 Episode 35Aug 31, 2019 · 20 min
Synopsis
The K-9 cops and a gang of sparrow laborers ask Butt Detective to look into what's behind a series of spooky ghost-sightings at an old clock tower.
E36 Episode 36Sep 7, 2019 · 20 min
Synopsis
After feline thieves nab a special cane, Butt Detective is on the case. He's joined by his double-cheeked dad, who has a history with the stolen item.
E37 Episode 37Sep 14, 2019 · 20 min
Synopsis
Brown and his koala pal star in a new detective movie. But behind the scenes, Butt Detective must solve a real case involving some thieving monkeys.
E38 Episode 38Sep 21, 2019 · 20 min
Synopsis
Butt Detective arrives at Castle Wolf to protect its booty from Kaito U. But he gets the impression there's something not quite right with his host.
E39 Episode 39Sep 28, 2019 · 20 min
Synopsis
Butt Detective arrives at the treasure only to see it stolen by Kaito U. But then a second Kaito U appears and each claims that the other is a phony.
E40 Episode 40Apr 4, 2020 · 20 min
Synopsis
Butt Detective and Brown head to a ski slope to investigate rumors of a monstrous yeti, who is behind the resort’s sudden drop in customers.
E41 Episode 41Apr 11, 2020 · 20 min
Synopsis
Butt Detective's deductions finally lead him to the bottom of the yeti mystery. But he still needs to catch the culprits responsible for its creation.
E42 Episode 42Apr 18, 2020 · 20 min
Synopsis
Butt Detective's deductions finally lead him to the bottom of the yeti mystery. But he still needs to catch the culprits responsible for its creation.
E43 Episode 43Apr 25, 2020 · 20 min
Synopsis
Chief Maltese butts heads with his rival, Chief Chihuahua, at a restaurant. After something goes missing, they compete to see who can solve the case.
E44 Episode 44May 2, 2020 · 20 min
Synopsis
Butt Detective uses tricky tactics to give Brown a lesson in sleuthing. Later, the local kids surprise Brown by giving him a case of his own to solve.
E45 Episode 45May 9, 2020 · 20 min
Synopsis
Butt Detective and Brown receive a mysterious visitor. Once they deduce his identity, he asks them to help stop Kaito U from stealing his treasure.
E46 Episode 46May 16, 2020 · 20 min
Synopsis
Butt Detective and the contestants face their next trial: a giant, menacing snake. Later, Kaito U finally shows himself and tries to steal the veil.
E47 Episode 47May 23, 2020 · 20 min
Synopsis
Kaito U enters the infamously inescapable Orinona Prison and its straight-arrow warden vows to reform him. But Kaito U isn't about to change his ways.
E48 Episode 48May 30, 2020 · 20 min
Synopsis
Kaito U and his crow companion escape from their prison cell, but they're not out of danger yet. Their first stop is the guards' break room.
E49 Episode 49Jun 6, 2020 · 20 min
Synopsis
While Butt Detective and the canine cops review a string of apple thefts, a journalist bursts in to report his camera was stolen by a spooky culprit.
E50 Episode 50Jun 13, 2020 · 20 min
Synopsis
After two painful cavities lead Brown and Koala-chan to meet at the dentist's office, a canine detective asks them to find his 11 missing puppies.
E51 Episode 51Jun 20, 2020 · 20 min
Synopsis
The canine cops reveal a new crime-fighting invention that they're very proud of. But it reminds Brown of the destruction caused by their last one.
E52 Episode 52Jun 27, 2020 · 20 min
Synopsis
Kaito U is going after the opera house's treasure, so Butt Detective and Brown pay a visit. One of the actors they see on stage is awfully familiar.
E53 Episode 53Apr 3, 2021 · 20 min
E54 Episode 54Apr 10, 2021 · 20 min
E55 Episode 55Apr 17, 2021 · 20 min
E56 Episode 56Apr 24, 2021 · 20 min
E57 Episode 57May 1, 2021 · 20 min
E58 Episode 58May 8, 2021 · 20 min
E59 Episode 59May 15, 2021 · 20 min
E60 Episode 60May 22, 2021 · 20 min
E61 Episode 61May 29, 2021 · 20 min
E62 Episode 62Jun 5, 2021 · 20 min
E63 Episode 63Jun 12, 2021 · 20 min
E64 Episode 64Jun 19, 2021 · 20 min
E65 Episode 65Jun 26, 2021 · 20 min
E66 Episode 66Apr 9, 2022 · 20 min
E67 Episode 67Apr 16, 2022 · 20 min
E68 Episode 68Apr 23, 2022 · 20 min
E69 Episode 69Apr 30, 2022 · 20 min
E70 Episode 70May 7, 2022 · 20 min
E71 Episode 71May 14, 2022 · 20 min
E72 Episode 72May 21, 2022 · 20 min
E73 Episode 73May 28, 2022 · 20 min
E74 Episode 74Jun 4, 2022 · 20 min
E75 Episode 75Jun 11, 2022 · 20 min
E76 Episode 76Jun 18, 2022 · 20 min
E77 Episode 77Jun 25, 2022 · 20 min
E78 Episode 78Jul 2, 2022 · 20 min
E79 Episode 79Apr 8, 2023 · 20 min
E80 Episode 80Apr 15, 2023 · 20 min
E81 Episode 81Apr 22, 2023 · 20 min
E82 Episode 82Apr 29, 2023 · 20 min
E83 Episode 83May 6, 2023 · 20 min
E84 Episode 84May 13, 2023 · 20 min
E85 Episode 85May 20, 2023 · 20 min
E86 Episode 86May 27, 2023 · 20 min
E87 Episode 87Apr 6, 2024 · 20 min
E88 Episode 88Apr 13, 2024 · 20 min
E89 Episode 89Apr 20, 2024 · 20 min
E90 Episode 90Apr 27, 2024 · 20 min
E91 Episode 91May 4, 2024 · 20 min
E92 Episode 92May 11, 2024 · 20 min
E93 Episode 93May 18, 2024 · 20 min
E94 Episode 94May 25, 2024 · 20 min
E95 Episode 95Jun 1, 2024 · 20 min
E96 Episode 96Jun 8, 2024 · 20 min
E97 Episode 97Jun 15, 2024 · 20 min
E98 Episode 98Jun 22, 2024 · 20 min
E99 Episode 99Jun 29, 2024 · 20 min
E100 Episode 100Jul 6, 2024 · 20 min
E101 Episode 101Jul 13, 2024 · 20 min
E102 Episode 102Oct 5, 2024 · 20 min
E103 Episode 103Oct 12, 2024 · 20 min
E104 Episode 104Oct 19, 2024 · 20 min
E105 Episode 105Oct 26, 2024 · 20 min
E106 Episode 106Nov 2, 2024 · 20 min
E107 Episode 107Nov 9, 2024 · 20 min
E108 Episode 108Nov 16, 2024 · 20 min
E109 Episode 109Apr 5, 2025 · 20 min
E110 Episode 110Apr 12, 2025 · 20 min
E111 Episode 111Apr 19, 2025 · 20 min
E112 Episode 112Apr 26, 2025 · 20 min
E113 Episode 113May 3, 2025 · 20 min
E114 Episode 114May 10, 2025 · 20 min
E115 Episode 115May 17, 2025 · 20 min
E116 Episode 116May 24, 2025 · 20 min
E117 Episode 117Oct 4, 2025 · 20 min
E118 Episode 118Oct 11, 2025 · 20 min
E119 Episode 119Oct 18, 2025 · 20 min
E120 Episode 120Oct 25, 2025 · 20 min
E121 Episode 121Nov 1, 2025 · 20 min
E122 Episode 122Nov 8, 2025 · 20 min
E123 Episode 123Nov 15, 2025 · 20 min
E124 Episode 124Apr 4, 2026 · 20 min
E125 Episode 125Apr 11, 2026 · 20 min
E126 Episode 126Apr 18, 2026 · 20 min
E127 Episode 127Apr 25, 2026 · 20 min
E128 Episode 128May 2, 2026 · 20 min
E129 Episode 129May 9, 2026 · 20 min
E130 Episode 130May 16, 2026 · 20 min
E131 Episode 131May 23, 2026 · 20 min