Theese are the requirements to unlock the skins in the Japanese version of the game; some of the requirements to unlock skins in the North American version of the game have been changed.
| Strangers | Play level 56 in challenge mode. |
| Urbanization | Play level 4 in challenge mode. |
| Slipping | Play level 12 in challenge mode. |
| Meguro | Play level 80 in challenge mode. |
| Round About | Play level 8 in challenge mode. |
| Moon Beam | Successfully complete level 10 in vs. CPU mode. |
| Chinese restaurant | Successfully complete level 9 in vs. CPU mode. |
| Lights | Play level 100 in challenge mode. |
| Fly Into The Sky | Play level 95 in challenge mode. |
| Auto Mobile Industry | Successfully complete level 2 in vs. CPU mode. |
| Prime Factor | Successfully complete all X2 puzzles in puzzle mode. |
| Just... | Play level 28 in challenge mode. |
| Dark Side Beside The River | Play level 36 in challenge mode. |
| Take A Dog Out A Walk | Play level 65 in challenge mode. |
| Water, Flower, And Lights | Get 999,999 points in challenge mode. |
| Holiday In Summer | Play level 60 in challenge mode. |
| Brash | Successfully complete level 8 in vs. CPU mode |
| 45 Degrees | Successfully complete all normal puzzles in puzzle mode. |
| My Generation | Play level 75 in challenge mode. |
| Talk 2 You | Play level 24 in challenge mode. |
| Big Elpaso | Play level 70 in challenge mode. |
| Aback | Play level 40 in challenge mode. |
| The Bird Singing In The Night | Successfully complete level 4 in vs. CPU mode. |
| Japanese Form | Successfully complete level 1 in vs. CPU mode. |
| Whoop-De-Do | Successfully complete level 6 in vs. CPU mode. |
| Sister Walk | Play level 48 in challenge mode. |
| I Hear The Music In My Soul | Play level 32 in challenge mode. |
| Rodent | Accumulate 10 hours of game play. |
| Get up and go | Play level 90 in challenge mode. |
| Morning Finishs | Accumulate 20 hours of game play. |
| Shake Ya Body | Play level 16 in challenge mode. |
| The Spy Loves Me | Successfully complete level 7 in vs. CPU mode. |
| Mekong | Successfully complete level 5 in vs. CPU mode. |
| Square Dance | Play level 20 in challenge mode. |
| Tin Toy | Successfully complete vs. CPU mode. |
| Please Return My CD | Successfully complete level 3 in vs. CPU mode. |
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| Spirits | Play level 85 in challenge mode. |
| Da-Di-Do | Play level 52 in challenge mode. |
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| Working In The Hole | Play level 44 in challenge mode. |
