Wasd

In Higby's shop, you'll see Numberman who'll give you chips and other goodies if you enter the right passwords.
Effect | Password |
Receive Airshoes Navi Customizer Block | 23415891 |
RecieveAirShot3 * chip | 15789208 |
Recieve CopyDmg * chip | 01697824 |
Recieve FullEnrg Subchip | 99826471 |
Recieve FullEnrg Subchip | 56892168 |
Recieve GaiaBlde * chip | 33157825 |
RecieveGtStrght S chip | 95913876 |
Recieve HeroSwrd P chip | 03284579 |
Recieve HiCannon * chip | 21247895 |
Recieve LockEnmy Subchip | 87824510 |
Recieve MiniEnrg Subchip | 57789423 |
Recieve MiniEnrgSubchip(again) | 86508964 |
Recieve Mr Famous's Wristband Key Item | 90690648 |
Recieve Muramasa M chip | 50098263 |
Recieve QuickGge Navi Customizser Block | 67918452 |
Recieve Salamndr *chip | 65497812 |
Recieve SetSand Navi Customizer Block | 19878934 |
Recieve SneakRun Subchip | 24586483 |
Recieve SpinBlue Key Item | 11002540 |
Recieve SpinGrn Key Item | 28274283 |
RecieveSpinRed Key Item | 72563938 |
Recieve SpinWht Key Item | 77955025 |
Recieve Spreader * chip | 31549798 |
Recieve StpCross S chip | 76889120 |
Recieve Thndrblt * chip | 54390805 |
RecieveTsunami * chip | 88543997 |
Recieve Unlocker Subchip | 35331089 |
Recieve Untrap Subchip | 05088930 |
Recieve Untrap Subchip(again) | 46823480 |
Recieve VarSword F chip | 63997824 |
RecieveWpnLV +1 Navi Customizer Block | 41465278 |

* 7 Stars
There are 7 stars you can get, which will appear next to the main title screen once you satisfy the objectives.
Unlockable | How to Unlock |Blue Star (4th Star) | Complete your Standard Chip Library (200 Chips) |
Green Star (2nd Star) | Defeat Bass GS in Secret Area 3, after defeating Dark Man, Japan Man and Serenade |
Light BlueStar (3rd Star) | Beat all of Serenade's "Time Trial" times in Secret Area 1, 2 and 3. |
Orange Star (7th Star) | Complete your P. A. [Program Advance] Library (32 Combos) |
Purple Star (5th...