Easter Egg - 2D Katamari Damacy | |
| After completing the final "Crown" level at the Prince island, the King will speak and suddenly everything gets changed into sprites. The game title in 8-bit graphics will appear and players are treated to a short level of 2D Katamari Damacy with the game credits rolling at the same time. Press X to jump and use the D-pad to move in this mode. | |
Unlockable - Soundtrack Unlockables | |
| Song For King of Kings | Beat The Game (Clear The Credits Once) |
| Blue Orb | Beat The Game (Clear The Credits Once) |
Unlockable - Eternal Mode | |
| Eternal Mode (play without a time limit) is unlockable for all 16 normal stages. To earn a given stage's Eternal mode, score at least an 80 as your second score at the end of the stage. To access Eternal once you've earned it, talk to the animal, make your selection, and choose the top choice when given a choice.To exit the Eternal stage and save all items/cousins/presents collected, pause and press Square, and choose the left choice. | |
Unlockable - EVENING stage in 2d Me & My Katamari | |
| 2d Evening Mode | Beat 2d Daytime Mode (During Credits) |
| Night 2d Me & My Katamari stage | Get to the castle in Day 2d Me & My Katamari stage |
Unlockable - Upgrade Island's Name Board | |
| By collecting 100% of the 2,434 objects in the game, your island's name board changes from wood to a strobe light name board which has many colors. | |
