Yukkuri Jungle is a game by the same person as Yukkuri Hakkei (Eight Views of Yukkuri.)
It's an action RPG.
Download the game: https://booth.pm/ja/items/2091189
- WASD or arrow keys to move
- Walk into an enemy to attack
- Space, Enter or Z to confirm
Yukkuri are unlocked by spending points in the character selection screen. Points are gained by playing the game.