The following are known CWCheat Codes for Hayarigami Portable: Keishichou Kaii Jiken File on Sony Playstation Portable (PSP).

_S ULJS-00035
_G Hayarigami Portable: Keishichou Kaii Jiken File [JP]
_C0 All Scenario Rank S
_L 0x801313C4 0x00080001
_L 0x00000064 0x00000000
_C0 All Scenario,DataBase
_L 0x40131344 0x000B0001
_L 0xFFFFFFFF 0x00000000
_C0 Already Read 100%
_L 0x40130B44 0x02000001
_L 0xFFFFFFFF 0x00000000
_C0 Carriage Point
_L 0x001322A8 0x00000007
_L 0x001322A4 0x00000007