The following are known CWCheat Codes for Rengoku: The Tower of Purgatory on Sony Playstation Portable (PSP).

_S ULUS-10013
_G Rengoku: The Tower of Purgatory [US]
_C0 Infinite Elixir
_L 0x202BB088 0x0001869F
_C0 Infinite Health
_L 0x102BB070 0x00000708