The following are known CWCheat Codes for Jikkyou Powerful Pro Yakyuu Portable 3 on Sony Playstation Portable (PSP).

_S ULJM-05300
_G Jikkyou Powerful Pro Yakyuu Potable 3 [JP]
_C0 bool count3 R Lbotton1
_L 0xD0000000 0x10000300
_L 0x002AFD77 0x00000003
_C0 Dandou
_L 0x006B88E4 0x00000003
_C0 Error kaihi
_L 0x006B88D8 0x0000000F
_C0 FUN999,999�E�l
_L 0x2073EAD0 0x000F423F
_C0 Kenryoku
_L 0x006B88D5 0x0000000F
_C0 Meet
_L 0x006B88D3 0x0000000F
_C0 MONEY
_L 0x2073EAC0 0x000F423F
_C0 MyLIFE_Feeling_Girl+etc_MAX
_L 0x8073EFD8 0x001F0003
_L 0x000000FF 0x00000000
_C0 MyLIFE_Feeling_STAFF_MAX
_L 0x80745D2E 0x00530010
_L 0x000000FF 0x00000000
_C0 Mylife_Negotiation_MAX
_L 0x0167385A 0x00000003
_C0 MyLIFE_PracticeLV_MAX
_L 0x40745D28 0x00530004
_L 0x05050505 0x00000000
_L 0x80745D2C 0x00530010
_L 0x00000005 0x00000000
_C0 Power
_L 0x006B88D4 0x000000FF
_C0 Shubiryoku
_L 0x006B88D7 0x0000000F
_C0 Souryoku
_L 0x006B88D6 0x0000000F
_C0 strike count0 R Lbotton1
_L 0xD0000000 0x10000300
_L 0x002AFD76 0x00000000
_C0 Success Feeling Akira
_L 0x006BDA9D 0x000000C8
_C0 Success Feeling Homura
_L 0x006BDA9C 0x000000C8
_C0 Success Feeling Karen
_L 0x006BDA9F 0x000000C8
_C0 Success Feeling Mikoto
_L 0x006BDA9E 0x000000C8
_C0 Success_Hyouka_Kantoku_MAX 
_L 0x006BDA2E 0x000000C8
_C0 Success_Hyouka_Sukauto_MAX 
_L 0x006BDA2F 0x000000C8