The following are known CWCheat Codes for Last Ranker on Sony Playstation Portable (PSP).

_S ULJM-05676
_G Last Ranker [JP]
_C0 [R] SKILL POINT MAX
_L 0x2008bb7c 0x8c860068
_C0 99999 Money
_L 0x2165A594 0x0001869F 
_C0 Accessory All
_L 0x8165B2BA 0x000F0001
_L 0x00000002 0x00000000
_C0 Armor All
_L 0x8165B2EC 0x000C0001
_L 0x00000002 0x00000000
_C0 Battle Speed up
_L 0x20084130 0x3c043F90
_C0 Chara change Ren
_L 0x20070470 0x24010002
_L 0x20070600 0xae410004
_C0 EXP x128
_L 0x200760a4 0x000421C0
_C0 EXP x16
_L 0x200760a4 0x00042100
_C0 EXP x2
_L 0x200760a4 0x00042040
_C0 EXP x4
_L 0x200760a4 0x00042080
_C0 Gloves All
_L 0x8165B28C 0x00080001
_L 0x00000002 0x00000000
_C0 Gun All
_L 0x8165B26C 0x00080001
_L 0x00000002 0x00000000
_C0 HP MAX
_L 0x20001000 0x8e054418
_L 0x20001004 0x0a21fdeb
_L 0x20001008 0xae05441c
_L 0x2007f7a4 0x0a200400
_C0 Long Sword all
_L 0x8165B1EC 0x000E0001
_L 0x00000002 0x00000000
_C0 MONEY x16
_L 0x200760e0 0x00052900
_C0 MONEY x2
_L 0x200760e0 0x00052840
_C0 MONEY x4
_L 0x200760e0 0x00052880
_C0 Move Speed up x2 [O]
_L 0xD0000000 0x10002000
_L 0x200C67CC 0x3C043A80
_L 0xD0000000 0x30002000
_L 0x200C67CC 0x3C043A00
_C0 No encount / [] de encount
_L 0x200D4BFC 0x00000000
_L 0xD0000000 0x10008000
_L 0x200D4BFC 0x24120000
_C0 Shield All
_L 0x8165B24C 0x00080001
_L 0x00000002 0x00000000
_C0 SP MAX
_L 0x20078468 0x8e25000c