Watching 1. Searching for buried treasures! / My Own Invention that got Big Treasure!
Eiichi dreams of his ancestor, Master Kiteretsu, who asks if the Encyclopedia is truly useful. Waking up, Eiichi rethinks how he uses inventions with Korosuke and what they mean for everyday life.
2. A Reinvention I made for Benzo / Korosuke becomes a Director!
Ben-chan, the neighbor, is crushed after being rejected. To cheer him up, Eiichi makes an invention meant to attract romance. But helping love along proves trickier than expected.
3. Kiteretsu's Moon adventure
Inspired by Master Kiteretsu's sketches of the moon, Eiichi attempts what even his ancestor couldn't: a trip to the lunar surface. With a homemade rocket and gear, he launches into a risky adventure.
4. Troubled in the dark / A Magic Costume Saved Everyone
A landslide traps Eiichi and friends inside a dark cave. As the air runs thin, fear rises. Eiichi searches for a way out, wishing he had a wall-passing invention to save everyone.
5. Goblin Secret passage
Eiichi and Korosuke use the Tengu Tunnel, which bends space to travel anywhere instantly, for an easy hike. Butagorilla's jealousy over their barbecue sends him into the forest, and the outing goes off course.
6. Look Look! The Warrior is Here / Ini-Mini-Mynih! Everything is Tiny!
A mechanical warrior stored in the shed suddenly starts rampaging around town. Someone has taken its controller! Eiichi and Korosuke investigate who did it and try to stop the chaos before anyone gets hurt.
7. I Will Play House with Miyoko / Just Forget It!
With the "Trial House," pretend play feels real. Dreaming of the future, Eiichi uses it to experience an ideal home life with Miyo-chan. But acting out fantasies brings surprises-and complications.
8. Let’s Make a Movie / Big Fun in the Small City!
Eiichi plans a special-effects movie using a "zero-gravity" setup, casting Korosuke as the star and roping in Miyo-chan and Butagorilla. Once filming begins, the set turns into pure chaos.
9. Camera of memories / Showdown! Korosuke against Kawarabankozou
Mysterious thefts strike the neighborhood. Eiichi and Korosuke use a camera that shows the past to retrace events and catch the culprit. The clues are there-but the truth is tricky.
10. Korosuke and the baby dinosaur!
TV reports claim a baby dinosaur has appeared off the coast of Kochi. Eiichi notices the silhouette matches a "dinosaur boat" invention he left behind. He and Korosuke hurry to recover it before panic spreads.
11. Human Duplication Gun / Korosuke Goes to School
A friendly older neighbor visits, but Eiichi has plans with Miyo-chan. Torn between promises, he considers using a duplication machine to be in two places at once-only to learn that copies bring complications.
12. Machine which can stop time / Playing with water
Ben pushes himself to study nonstop, hoping to change his life. Worried he's too stressed, Eiichi builds an invisibility machine so Ben can take a break. But disappearing from problems isn't a real solution.
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13. Sweet home above clouds
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14. Crime catcher robot / Ghost Lamp
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15. A Little Bodyguard / Giant Bubble Dome
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17. Tongari becomes invisible
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19. The Heat has got Everyone Soaked / Peter-Pater-Jimer-Jamer-Trip-Grip-Rip!
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20. Korosuke does Everything to Become Stronger!
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21. Changing Marathon Time
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22. Sports Meet, Who Will Become MVP
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23. Butagorira's Vegetable Party / Animal Voice Translator
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24. Lantern Makes Study Easy / Robots Have Feelings Too
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26. Everyone Will Obey Me
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27. Kiteretsu Will Do Somersault
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28. Wicker Cloth Box / Korosuke's Matchmaking With a Dog
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29. Searching For Hot Springs Deep in the Earth
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30. The story of Korosuke and Chibigorira's friendship
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31. Otohime Loves Kiteretsu
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32. Otohime Loves Kiteretsu
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34. After 10 years of flower bridegroom divination Miyo-chan coming-of-age ceremony
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35. Mystery in the Snow Country
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36. Skating special training of Butagorira / Polar bear swim tournament
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37. New annual must-see! Girl with red school bag
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38. Marry a prince!? Miyoko princess
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39. U-turn to the north country in Hokutosei
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40. Become assistant roller smart ass!?
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41. Bride elect of the roller assistant Wakasama
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42. Welcome to the land of invitation from south of dinosaur!
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43. Butagorira longing girl older?
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44. Shot in ultra wandering maze! ?
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45. Find the butterfly illusion of get-rich-quick
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46. Echo vegetables to meet to refer to these signals as bits,
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47. Maca mysterious? Otohime-sama Grateful Crane
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48. Maca mysterious? Otohime-sama Grateful Crane
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49. To be home free! Class officer in the limelight light
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50. Lie! The vegetables that hate Butagorira is!?
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51. Adventure of underground found Kinkira Jinshan
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52. Popular! 5 years three sets swan teacher
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