The following are known CWCheat Codes for Astonishia Story 2 on Sony Playstation Portable (PSP).

_S ULKS-46142
_G Astonishia Story 2 [KO]
_C0 BIG BOOM 99
_L 0x00493979 0x00000063
_C0 BRONZE medal 99
_L 0x0049397A 0x00000063
_C0 CARD-JOKER 99
_L 0x0049399C 0x00000063
_C0 GOLD medal 99
_L 0x00493962 0x00000063
_C0 Mp Full
_L 0x20491398 0x0000170F
_L 0x20491AE0 0x0000170F
_L 0x20492228 0x0000170F
_C0 PLATINUM medal 99
_L 0x0049397C 0x00000063
_C0 SILVER medal 99
_L 0x0049397B 0x00000063