The following are known CWCheat Codes for S.Y.K Renshouden Portable on Sony Playstation Portable (PSP).

S.Y.K Renshouden Portable (Limited Edition) [JP] – ULJM-05866

_S ULJM-05866
_G S.Y.K Renshouden Portable (Limited Edition) [JP]
_C1 HITOIKI OPEN
_L 0x8155DEE0 0x01A00001
_L 0x00000001 0x00000000
_L 0x815640E0 0x011E0001
_L 0x00000001 0x00000000
_L 0x8156422C 0x00090001
_L 0x00000001 0x00000000

S.Y.K Renshouden Portable [JP] – ULJM-05867

_S ULJM-05867
_G S.Y.K Renshouden Portable [JP]
_C1 HITOIKI OPEN
_L 0x8155DEE0 0x01A00001
_L 0x00000001 0x00000000
_L 0x815640E0 0x011E0001
_L 0x00000001 0x00000000
_L 0x8156422C 0x00090001
_L 0x00000001 0x00000000