The monster Matenro appears!

our secret base

A terrifying underground exploration

Mysterious monster mansion

Monster flying in the sky

Invisible Man

Matenro is my dad

Octopus and Matenro

Nemesis! Inspector Karikiri appears

Golden Manju Kannon

The secret of the time machine

A World Without Food

Yokai Millennium Baba~

Magician Ten-O

Sensei is very human

Dangerous cycling

Kindness thief

Angry Mask Appears!!

Angry mask counterattack

Matenro's Lullaby

Inspector Karikiri's Trap

War of Revenge

Date truce

Legend of Shirahone Swamp

Messenger from Space

The Girl in the Music Box Mansion

Ninja wannabe

Secret Card Mystery

Invitation from Matenro

Mystery! Witch of Chikurinji Temple

Burn! Mr. Ochiai

Farewell Summer Matenro

Flower Thief is Matenro

Water drinker

Matenro's treasure

Matenro's Labyrinth Zone

Romance Smells Sweet

Sorrowful Matenrokyo

Inspector Karakiri makes a decision!

Mom is a great detective!?

Yasuko's adventure

Matenro is a gourmet

Invited by Tanukibayashi

Lock up Mr. Ochiai

Have You Seen Courage?

Matenro's Temptation

Dr. Denenchofu's Ambition

Let's go to Matenro Kingdom

Farewell Matenro