The following are known CWCheat Codes for DokiSui: DokiDoki Suikoden on Sony Playstation Portable (PSP).

_S ULJS-00380
_G DokiSui: DokiDoki Suikoden [JP]
_C0 1P STATUS MAX
_L 0x289C8540 0x00000063
_L 0x289C8542 0x00000063
_L 0x289C8546 0x00000063
_L 0x289C8547 0x00000063
_C0 ACCESSORY LOWER COST 0
_L 0x802588A4 0x00240030
_L 0x00000000 0x00000000
_C0 ACCESSORY UPPER COST 0
_L 0x80258184 0x00260030
_L 0x00000000 0x00000000
_C0 All character Open
_L 0x101C88C0 0x000007FF
_C0 ALL item
_L 0x801C8935 0x00260001
_L 0x00000032 0x00000000
_L 0x801C895C 0x00120001
_L 0x00000032 0x00000000
_L 0x801C896F 0x001C0001
_L 0x00000032 0x00000000
_L 0x801C898C 0x000B0001
_L 0x00000032 0x00000000
_L 0x801C8997 0x004D0001
_L 0x00000032 0x00000000
_L 0x101C89EA 0x00003232
_L 0x001C89F9 0x00000032
_L 0x101C89FA 0x00003232
_L 0x001C8A02 0x00000032
_L 0x001C8A04 0x00000032
_L 0x801C8A06 0x00040001
_L 0x00000032 0x00000000
_L 0x101C8A0C 0x00003232
_L 0x801C8A0F 0x00300001
_L 0x00000032 0x00000000
_C0 ENEMY LEADER HP1
_L 0x01597EB4 0x00000001
_C0 EQUIP ALL
_L 0x801C894A 0x009A0001
_L 0x000000ZZ 0x00000000
_C0 ITEM ALL
_L 0x801C89E5 0x005A0001
_L 0x000000ZZ 0x00000000
_C0 ITEM COST 0
_L 0x80261440 0x00300020
_L 0x00000000 0x00000000
_L 0x00261400 0x00000000
_C0 LOWER WEAR COST 0
_L 0x80257A04 0x00280030
_L 0x00000000 0x00000000
_C0 MONEY MAX
_L 0x201C88DC 0x05F5E0FF
_C1 Must Code
_L 0x20002008 0x08802000
_L 0x501A6A8C 0x00000004
_L 0x00002000 0x00000000
_L 0x60002000 0x00000004
_L 0x00200002 0x00000008
_L 0x10000004 0x00000000
_C0 UPPER WEAR COST 0
_L 0x80256E94 0x003D0030
_L 0x00000000 0x00000000