The following are known CWCheat Codes for Hayarigami 2 Portable: Keishichou Kaii Jiken File on Sony Playstation Portable (PSP).

_S ULJS-00149
_G Hayarigami 2 Portable: Keishichou Kaii Jiken File [JP]
_C0 All Etc
_L 0x4013941C 0x00070001
_L 0xFFFFFFFF 0x00000000
_C0 All Scenario
_L 0x4013944C 0x00020001
_L 0xFFFFFFFF 0x00000000
_C0 All Scenario Rank S
_L 0x8013951C 0x00090001
_L 0x00000064 0x00000000
_C0 Already Read 100%
_L 0x4013841C 0x04000001
_L 0xFFFFFFFF 0x00000000
_C0 Carriage Point
_L 0x2013A4A4 0x00000007