The following are known CWCheat Codes for Dream C Club Portable on Sony Playstation Portable (PSP).

_S ULJS-00333
_G Dream C Club Portable [JP]
_C0 ALBUM ALL
_L 0x412FC918 0x00050001
_L 0xFFFFFFFF 0x00000000
_L 0x012FC92C 0x0000000F
_L 0x012FCAA3 0x000000FF
_L 0x412FCAA4 0x00030001
_L 0xFFFFFFFF 0x00000000
_C0 AMANE HOROYOI
_L 0x213386AC 0x3F000000
_C0 AMANE LOVE
_L 0x212FA2CC 0x42C80000
_C0 COSTUME ALL
_L 0x412FC390 0x00100001
_L 0xFFFFFFFF 0x00000000
_C0 DRINKING LEVEL 10
_L 0x11338600 0x00001194
_C0 ENDING AT ONCE
_L 0x212FA394 0x0000016C
_C0 ILI HOROYOI
_L 0x213388EC 0x3F000000 
_C0 ILI LOVE
_L 0x212FA380 0x42C80000
_C0 ITEM ALL
_L 0x81338612 0x00340001
_L 0x10000001 0x00000000
_C0 KARAOKE ALL
_L 0x112FC902 0x0000FFFB
_C0 KARAOKE GOOD
_L 0x20060C90 0x10000020
_L 0x20060E70 0x10000051
_C0 KARAOKE OK
_L 0x20070154 0x10000004
_L 0x200C1A50 0x10000020
_L 0x200CAFA8 0x5000FD99
_C0 KARAOKE VIEW MODE
_L 0x012FC913 0x000000F8
_L 0x012FC914 0x0000001F
_C0 MARI HOROYOI
_L 0x213388AC 0x3F000000
_C0 MARI LOVE
_L 0x212FA36C 0x42C80000
_C0 MEMORIAL ALL
_L 0x212FF034 0xFFFFFFFF
_L 0x212FF038 0x0FFFFFFF
_C0 MIO HOROYOI
_L 0x213386EC 0x3F000000
_C0 MIO LOVE
_L 0x212FA2E0 0x42C80000
_C0 MION HOROYOI
_L 0x213387AC 0x3F000000
_C0 MION LOVE
_L 0x212FA31C 0x42C80000
_C0 money
_L 0x212FA234 0x3B9AC9FF
_L 0x213385D0 0x3B9AC9FF
_C0 Money max
_L 0x213385D0 0x000F423F
_C0 NAO HOROYOI
_L 0x2133886C 0x3F000000
_C0 NAO LOVE
_L 0x212FA358 0x42C80000
_C0 NOT INEBRIATE
_L 0x21338658 0x00000000
_C0 NOT INEBRIATE(Push L)
_L 0x21338658 0x424A0000
_L 0xD0000000 0x10000100
_L 0x21338658 0x00000000
_C0 REIKA HOROYOI
_L 0x2133876C 0x3F000000
_C0 REIKA LOVE
_L 0x212FA308 0x42C80000
_C0 RETURN JUN 1ST WEEK
_L 0x212FA394 0x00000005
_C0 RIHO HOROYOI
_L 0x2133882C 0x3F000000
_C0 RIHO LOVE
_L 0x212FA344 0x42C80000
_C0 RUI HOROYOI
_L 0x213387EC 0x3F000000
_C0 RUI LOVE
_L 0x212FA330 0x42C80000
_C0 SALARY 0
_L 0x213385F0 0x00000000
_C0 SALARY MAX
_L 0x213385F0 0x000F423F
_C0 SECRET CHARACTER
_L 0x012FF220 0x00000018
_L 0x112FF78C 0x00000101
_C0 SETU HOROYOI
_L 0x2133872C 0x3F000000
_C0 SETU LOVE
_L 0x212FA2F4 0x42C80000
_C0 SYNCHRO 999
_L 0x2141F4F8 0x4479C000
_C0 TIME LIMIT NOT DEC
_L 0x2133866C 0x42700000