When it comes to catching big fish in hole fishing, it's this type of fish.

This is a video about hole fishing. Surprisingly, you can catch various fish species such as Black Rockfish, Scorpion Fish, Grouper Fish, and Tidepool Gunnel in this fishing method, making it highly recommended for beginners.
black rockfish (Sebastes inermis)
Average size is 30cm or so.
When I say big fish that can be caught by hole fishing, I mean this one or Grouper Fish.
Tools used:
Daiso's fishing rod
Daiso's bucket
Radio pliers
A trap called "brakuri" used for hole fishing
Filming equipment:
GoPro 9 Black