To compress program pieces in the navi customizer, open up the navi customizer screen, and highlight the piece you wish to shrink. Hold Right on the D-pad and press the corresponding set of buttons to shrink the piece. To decompress the piece, repeat the process.
The list of Giga chips are below:
In each of the Net areas (excluding the ACDC and Green Areas), there is a Net Cafe where you can buy coffee for 10z a cup. Each time you buy a cup, they will give you a small piece of information. After you buy enough coffee, the owners will recognize you as a regular customer and give you an item.
Once you are able to enter the chip shop in Central Town, go inside to find a green machine on the right-hand side. Upon pressing A in front of the machine, you will be able to enter a series of numbers to receive bonus items.
There are secret bosses in the game that require having a certain amount of chips or having a certain Title Screen Icon.
Upon completing the tasks listed below, various icons showing your accomplishments will be displayed at the top of the title screen.