Hawaii offers a plethora of mini-games and leisure activities to unwind and earn some extra cash or unique items. These include:

- Mahjong: A classic Yakuza series staple, offering a challenging tile-matching game.
- Shogi: Japanese chess, testing your strategic prowess.
- Karaoke: Belt out tunes with Ichiban and his friends for fun and bond increases.
- Arcade Games: Play classic SEGA titles at the local arcade.
- Fishing: Catch various fish species for money or crafting materials.
- Surfing: A new mini-game unique to Hawaii, testing your balance and timing.
- Golf: Hit the links for a relaxing round of golf.
Each mini-game has its own set of challenges and rewards. Mastering them can provide sificant financial benefits and unlock trophies/achievements. Don't be afraid to try them all; you might discover a new favorite pastime!