Season
Season 1 Episode
- Season 1 The monster Matenro appears!
- Season 1 our secret base
- Season 1 A terrifying underground exploration
- Season 1 Mysterious monster mansion
- Season 1 Monster flying in the sky
- Season 1 Invisible Man
- Season 1 Matenro is my dad
- Season 1 Octopus and Matenro
- Season 1 Nemesis! Inspector Karikiri appears
- Season 1 Golden Manju Kannon
- Season 1 The secret of the time machine
- Season 1 A World Without Food
- Season 1 Matenro's great magic
- Season 1 Yokai Millennium Baba~
- Season 1 Magician Ten-O
- Season 1 Sensei is very human
- Season 1 Dangerous cycling
- Season 1 Kindness thief
- Season 1 Angry Mask Appears!!
- Season 1 Angry mask counterattack
- Season 1 Matenro's Lullaby
- Season 1 Inspector Karikiri's Trap
- Season 1 War of Revenge
- Season 1 Date truce
- Season 1 Legend of Shirahone Swamp
- Season 1 Messenger from Space
- Season 1 The Girl in the Music Box Mansion
- Season 1 Ninja wannabe
- Season 1 Secret Card Mystery
- Season 1 Invitation from Matenro
- Season 1 Mystery! Witch of Chikurinji Temple
- Season 1 Burn! Mr. Ochiai
- Season 1 Farewell Summer Matenro
- Season 1 Flower Thief is Matenro
- Season 1 Water drinker
- Season 1 Matenro's treasure
- Season 1 Matenro's Labyrinth Zone
- Season 1 Romance Smells Sweet
- Season 1 Sorrowful Matenrokyo
- Season 1 Inspector Karakiri makes a decision!
- Season 1 Mom is a great detective!?
- Season 1 Yasuko's adventure
- Season 1 Matenro is a gourmet
- Season 1 Invited by Tanukibayashi
- Season 1 Lock up Mr. Ochiai
- Season 1 Have You Seen Courage?
- Season 1 Matenro's Temptation
- Season 1 Dr. Denenchofu's Ambition
- Season 1 Let's go to Matenro Kingdom
- Season 1 Farewell Matenro
Omoikkiri Detective Team Hardgumi - Season 1 Episode 1 The monster Matenro appears!
6.00 48 minutes The third term has begun, and a new homeroom teacher has been appointed to class 5 and 3 at Takehaya Elementary School. His name is Toshihiko Ochiai. When Hiroshi and his five friends saw his face, they were shocked. It turns out that Ochiai is the suspicious man who was following Hiroshi's activities and taking notes yesterday. However, it was also true that Ochiai had a mysterious charm that set him apart from other teachers.
