Many of the sports minigames offer co-op options for up to 4 players locally.
There are four different "resort" areas on Kawawii Island (Marine, City, Mountain, and Snow), together totaling at over 50 sports minigames. These minigames come in single-player, multiplayer, and co-op flavors.
This page contains co-op info for Go Vacation on the Wii. All information about Go Vacation was correct at the time of posting. Information is subject to change. If you see any errors please email us.