Original URL: http://www.psxextreme.com/ps2-cheat-print/524.html
Kao The Kangaroo Round 2
In order to get the desired result, complete the following goals:

Rope mini-game - Collect 50 crystals

Trees mini-game - Collect 100 crystals

Shooting mini-game - Collect 150 crystals

Race mini-game - Collect 200 crystals

Baseball mini-game - Collect 250 crystals

Jump further - Collect 50 stars

More efficient jump attack - Collect 100 stars

More efficient tail attack - Collect 150 stars

Roll as much as desired - Collect 200 stars

Unlimited boomerangs - Collect 250 stars