The codes should work with the region specified but may work for other regions as well.
Device Compatibility: Action Replay, CodeBreaker & GameShark
Raiden Codes
Maximum Vulcan P1
8012f7fa0008
Infinite Lives P1
8012f7f40003
Infinite Thermo-Nukes P1
8012f8020003
Infinite Credits
8004d5da0003
Infinite Lives P2
8012f8240003
Infinite Thermo-Nukes P2
8012f8320003
Maximum Homing Missiles P1
8012f8000004
Maximum Homing Missiles P2
8012f8300004
Maximum Lasers P1
8012f7fc0008
Maximum Lasers P2
8012f82c0008
Maximum Nuke Missiles P1
8012f7fe0004
Maximum Nuke Missiles P2
8012f82e0004
Maximum Vulcan P2
8012f82a0008
Raiden II Codes
Infinite Credits
800ffc240003
Infinite Lives P1
800ecf400003
Infinite Lives P2
800ecf800003
Maximum Homing Missiles P1
800ecf320004
Maximum Homing Missiles P2
800ecf720004
Maximum Lasers P1
800efc2a0008
Maximum Nuke Missiles P1
800ecf300004
Maximum Nuke Missiles P2
800ecf700004
Maximum Lasers P2
800ecf6a0008
Maximum Plasma P1
800ecf2c0008
Maximum Plasma P2
800ecf6c0008
Maximum Vulcan P1
800ecf280008
Maximum Vulcan P2
800ecf680008