Quro Quro Onsen 2, released for the Sega Dreamcast in Japan, falls under the Card Games genre. It was added to iOctavio.com on November 18, 2002.

Key Features:
1. A sequel to the original Quro Quro Onsen game, with updated graphics and gameplay mechanics.
2. The objective is to collect characters (called “Onsen”) and use them to battle against other players.
3. Characters have unique abilities and stats, adding strategy to the gameplay.
4. The game includes a single-player mode with various challenges and missions.
5. Multiplayer modes for up to four players, including versus and team battles.
6. New characters, locations, and items compared to the original game.
7. A system for upgrading and customizing characters using in-game currency or real money (using Dreamcast VMU).
8. Online multiplayer mode for competitive play against other players.