A polite and meticulous super sleuth known as the Butt Detective solves a myriad of baffling mysteries, blowing raspberries in the face of crime.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Pupu Tokaiketsu! Oshiri-Tantei doujou! | 2018-05-03 | 20 min |
| Season 1 | Episode 2 | Pupu Chiisana shouchou no dai pinch!? | 2018-05-04 | 20 min |
| Season 1 | Episode 3 | Pupu oodorobou arawaru! | 2018-05-05 | 20 min |
| Season 1 | Episode 4 | Pupu Fumetsu no Settoudan (Part 1) | 2018-07-14 | 20 min |
| Season 1 | Episode 5 | Pupu Fumetsu no Settoudan (Part 2) | 2018-07-21 | 20 min |
| Season 1 | Episode 6 | Pupu Okyakusan no wasuremono | 2018-07-28 | 20 min |
| Season 1 | Episode 7 | Pupu Brownmonogatari | 2018-08-04 | 20 min |
| Season 1 | Episode 8 | Pupu Murasakifujin no angoujiken (Part 1) | 2018-08-11 | 20 min |
| Season 1 | Episode 9 | Pupu murasakifujin no angoujiken (Part 2) | 2018-08-18 | 20 min |
| Season 1 | Episode 10 | Pupu Koala-chan daikatsuyaku | 2018-08-25 | 20 min |
| Season 2 | Episode 1 | Pupu Tokoya-san ninukabu yuurei | 2018-12-01 | 20 min |
| Season 2 | Episode 2 | Pupu Kaitou Taitantei (Part 1) | 2018-12-08 | 20 min |
| Season 2 | Episode 3 | Pupu Kaitou Taitantei (Part 2) | 2018-12-15 | 20 min |
| Season 2 | Episode 4 | Pupu Seiki kara no SOS (Part 1) | 2019-01-05 | 20 min |
| Season 2 | Episode 5 | Pupu Seiki kara no SOS (Part 2) | 2019-01-12 | 20 min |
| Season 2 | Episode 6 | Pupu Oyashihoimonsha | 2019-01-19 | 20 min |
| Season 2 | Episode 7 | Pupu Kiken na maruimono | 2019-01-26 | 20 min |
| Season 2 | Episode 8 | Pupu Kaitou U no daisakusen | 2019-02-02 | 20 min |
| Season 2 | Episode 9 | Pupu Yamiyo ni kieru kyojin(part.1) | 2019-02-09 | 20 min |
| Season 2 | Episode 10 | Pupu Yamiyo ni kieru kyojin(part.2) | 2019-02-16 | 20 min |
| Season 2 | Episode 11 | Pupu Oyatsu Dorobou ha dareda? | 2019-02-23 | 20 min |
| Season 2 | Episode 12 | Pupu Miharashi-sou no kai jiken(Part.1) | 2019-03-02 | 20 min |
| Season 2 | Episode 13 | Pupu Miharashi-sou no kai jiken(Part.2) | 2019-03-09 | 20 min |
| Season 2 | Episode 14 | Pupu Harikomi no Yoru | 2019-03-16 | 20 min |
| Season 2 | Episode 15 | Pupu Utagawareta Keiji | 2019-03-23 | 20 min |
| Season 2 | Episode 16 | Pupu Kaban wo torimodose | 2019-03-30 | 20 min |
| Season 3 | Episode 1 | Episode 27 | 2019-07-06 | 20 min |
| Season 3 | Episode 2 | Episode 28 | 2019-07-13 | 20 min |
| Season 3 | Episode 3 | Episode 29 | 2019-07-20 | 20 min |
| Season 3 | Episode 4 | Episode 30 | 2019-07-27 | 20 min |
| Season 3 | Episode 5 | Episode 31 | 2019-08-03 | 20 min |
| Season 3 | Episode 6 | Episode 32 | 2019-08-10 | 20 min |
| Season 3 | Episode 7 | Episode 33 | 2019-08-17 | 20 min |
| Season 3 | Episode 8 | Episode 34 | 2019-08-24 | 20 min |
| Season 3 | Episode 9 | Episode 35 | 2019-08-31 | 20 min |
| Season 3 | Episode 10 | Episode 36 | 2019-09-07 | 20 min |
| Season 3 | Episode 11 | Episode 37 | 2019-09-14 | 20 min |
| Season 3 | Episode 12 | Episode 38 | 2019-09-21 | 20 min |
| Season 3 | Episode 13 | Episode 39 | 2019-09-28 | 20 min |
| Season 4 | Episode 1 | Episode 40 | 2020-04-04 | 20 min |
| Season 4 | Episode 2 | Episode 41 | 2020-04-11 | 20 min |
| Season 4 | Episode 3 | Episode 42 | 2020-04-18 | 20 min |
| Season 4 | Episode 4 | Episode 43 | 2020-04-25 | 20 min |
| Season 4 | Episode 5 | Episode 44 | 2020-05-02 | 20 min |
| Season 4 | Episode 6 | Episode 45 | 2020-05-09 | 20 min |
| Season 4 | Episode 7 | Episode 46 | 2020-05-16 | 20 min |
| Season 4 | Episode 8 | Episode 47 | 2020-05-23 | 20 min |
| Season 4 | Episode 9 | Episode 48 | 2020-05-30 | 20 min |
| Season 4 | Episode 10 | Episode 49 | 2020-06-06 | 20 min |
| Season 4 | Episode 11 | Episode 50 | 2020-06-13 | 20 min |
| Season 4 | Episode 12 | Episode 51 | 2020-06-20 | 20 min |
| Season 4 | Episode 13 | Episode 52 | 2020-06-27 | 20 min |
| Season 5 | Episode 1 | Episode 53 | 2021-04-03 | 20 min |
| Season 5 | Episode 2 | Episode 54 | 2021-04-10 | 20 min |
| Season 5 | Episode 3 | Episode 55 | 2021-04-17 | 20 min |
| Season 5 | Episode 4 | Episode 56 | 2021-04-24 | 20 min |
| Season 5 | Episode 5 | Episode 57 | 2021-05-01 | 20 min |
| Season 5 | Episode 6 | Episode 58 | 2021-05-08 | 20 min |
| Season 5 | Episode 7 | Episode 59 | 2021-05-15 | 20 min |
| Season 5 | Episode 8 | Episode 60 | 2021-05-22 | 20 min |
| Season 5 | Episode 9 | Episode 61 | 2021-05-29 | 20 min |
| Season 5 | Episode 10 | Episode 62 | 2021-06-05 | 20 min |
| Season 5 | Episode 11 | Episode 63 | 2021-06-12 | 20 min |
| Season 5 | Episode 12 | Episode 64 | 2021-06-19 | 20 min |
| Season 5 | Episode 13 | Episode 65 | 2021-06-26 | 20 min |
| Directing | Hiroki Shibata | Director |
| Writing | Natsuko Takahashi | Writer |