Seasons & episodes
1 season · 131 episodes
Episode 01
Episode 1
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.
Episode 02
Episode 2
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.
Episode 03
Episode 3
After a Kaito the canine crook threatens to steal the Goddess Scarf from the museum, Butt Detective prepares to protect the precious booty.
Episode 04
Episode 4
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.
Episode 05
Episode 5
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.
Episode 06
Episode 6
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.
Episode 07
Episode 7
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.
Episode 08
Episode 8
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.
Episode 09
Episode 9
The purple potato case continues as Butt Detective, Brown and their purple companion head into the ancestors' hut. But it appears to be empty.
Episode 10
Episode 10
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.
Episode 11
Episode 11
When the local barbershop owner complains of a spooky ghost scaring his customers, Butt Detective volunteers to get to the bottom of the mystery.
Episode 12
Episode 12
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.
Episode 13
Episode 13
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.
Episode 14
Episode 14
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.
Episode 15
Episode 15
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.
Episode 16
Episode 16
Butt Detective is expecting to be interviewed by Cafe Guide magazine, but the odd interviewer who arrives doesn't quite pass the sniff test.
Episode 17
Episode 17
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.
Episode 18
Episode 18
An international crime-fighting organization has discovered Kaito U's hiding place. Before they head in, Butt Detective is brought along as backup.
Episode 19
Episode 19
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.
Episode 20
Episode 20
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.
Episode 21
Episode 21
Brown reports that while Butt Detective was out, someone stole his precious snack. The big-cheeked detective uses the case as a training opportunity.
Episode 22
Episode 22
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.
Episode 23
Episode 23
Butt Detective, Brown and Koala-chan are trapped behind a locked door in the supposedly-haunted mansion but he soon deduces an alternate egress.
Episode 24
Episode 24
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.
Episode 25
Episode 25
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.
Episode 26
Episode 26
When a missing bag turns back up filled with cash, Butt Detective must reconstruct a series of unintentional exchanges before two lovebirds depart.
Episode 27
Episode 27
A wealthy banker whose daughter has been kidnapped calls on Butt Detective. The criminal is demanding his famous Rainbow Diamond, but it's missing.
Episode 28
Episode 28
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.
Episode 29
Episode 29
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.
Episode 30
Episode 30
Butt Detective and Brown head to a local festival, where a troublemaker who looks just like the double-cheeked detective has been making mischief.
Episode 31
Episode 31
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.
Episode 32
Episode 32
A new investigator claims to be the best and challenges Butt Detective to a public detective match. But our hero senses something amiss.
Episode 33
Episode 33
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.
Episode 34
Episode 34
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.
Episode 35
Episode 35
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.
Episode 36
Episode 36
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.
Episode 37
Episode 37
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.
Episode 38
Episode 38
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.
Episode 39
Episode 39
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.
Episode 40
Episode 40
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.
Episode 41
Episode 41
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.
Episode 42
Episode 42
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.
Episode 43
Episode 43
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.
Episode 44
Episode 44
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.
Episode 45
Episode 45
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.
Episode 46
Episode 46
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.
Episode 47
Episode 47
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.
Episode 48
Episode 48
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.
Episode 49
Episode 49
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.
Episode 50
Episode 50
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.
Episode 51
Episode 51
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.
Episode 52
Episode 52
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.
Episode 53
Episode 53
No description available.
Episode 54
Episode 54
No description available.
Episode 55
Episode 55
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Episode 56
Episode 56
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Episode 57
Episode 57
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Episode 58
Episode 58
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Episode 59
Episode 59
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Episode 60
Episode 60
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Episode 61
Episode 61
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Episode 62
Episode 62
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Episode 63
Episode 63
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Episode 64
Episode 64
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Episode 65
Episode 65
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Episode 66
Episode 66
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Episode 67
Episode 67
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Episode 68
Episode 68
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Episode 69
Episode 69
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Episode 70
Episode 70
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Episode 71
Episode 71
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Episode 72
Episode 72
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Episode 73
Episode 73
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Episode 74
Episode 74
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Episode 75
Episode 75
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Episode 76
Episode 76
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Episode 77
Episode 77
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Episode 78
Episode 78
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Episode 79
Episode 79
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Episode 80
Episode 80
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Episode 81
Episode 81
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Episode 82
Episode 82
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Episode 83
Episode 83
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Episode 84
Episode 84
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Episode 85
Episode 85
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Episode 86
Episode 86
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Episode 87
Episode 87
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Episode 88
Episode 88
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Episode 89
Episode 89
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Episode 90
Episode 90
No description available.
Episode 91
Episode 91
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Episode 92
Episode 92
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Episode 93
Episode 93
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Episode 94
Episode 94
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Episode 95
Episode 95
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Episode 96
Episode 96
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Episode 97
Episode 97
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Episode 98
Episode 98
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Episode 99
Episode 99
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Episode 100
Episode 100
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Episode 101
Episode 101
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Episode 102
Episode 102
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Episode 103
Episode 103
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Episode 104
Episode 104
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Episode 105
Episode 105
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Episode 106
Episode 106
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Episode 107
Episode 107
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Episode 108
Episode 108
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Episode 109
Episode 109
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Episode 110
Episode 110
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Episode 111
Episode 111
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Episode 112
Episode 112
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Episode 113
Episode 113
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Episode 114
Episode 114
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Episode 115
Episode 115
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Episode 116
Episode 116
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Episode 117
Episode 117
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Episode 118
Episode 118
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Episode 119
Episode 119
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Episode 120
Episode 120
No description available.
Episode 121
Episode 121
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Episode 122
Episode 122
No description available.
Episode 123
Episode 123
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Episode 124
Episode 124
No description available.
Episode 125
Episode 125
No description available.
Episode 126
Episode 126
No description available.
Episode 127
Episode 127
No description available.
Episode 128
Episode 128
No description available.
Episode 129
Episode 129
No description available.
Episode 130
Episode 130
No description available.
Episode 131
Episode 131
No description available.
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