Enter these katakana characters at the pilot name screen to unlock certain characters.
To unlock G Route, purchase Psyco Gundam and MK. II , ZZ Gundam, and Gundam ZZ Pilots from gallery mode and G Route will be availible.
To unlock these special items in the Gallery mode, do the following:
1) Buy E Route and beat it.
2) Buy F Route and beat it with a One Year War Character (Amuro Ray)
3) Beat Psyco Gundam and Psyco Gundam MKII in A Route.
4) Buy Psyco Gundam and Psyco Gundam MKII
5) After Buying Item No. 1, 2, 4, 6, 8, 9 in the specials section, Gundam ZZ will be available for purchase
Beat G Route and it will be availible for purchase in the gallery mode.