Game Shark Codez:
 
                             North American Version
 
          
  Joker Command                              
  D00761EC ????
          
  Turbo Joker Command                        
  D0076204 ????
  80076204 0000
          
  Always Catch Fish                          
  D0079414 0001
  80079414 0004
          
  Unlock All Locations                       
  80078A5C FFFF
          
  Unlock All Lures (GS 2.2 or Higher Needed) 
  50002402 0000
  80078930 FFFF
          
                                 Japanese Version
 
              
  Unlock All Locations               
  80076794 FFFF
              
  Unlock All Lures                   
  50002102 0000
  8007666C FFFF
              
  No Tension in Line Mode            
  D0073F2C 0080
  800773B8 0000
              
  Fish Weight 9999 g Can be Caught   
  D0073F2C 0080
  8009A81C 270F
              
  Fish Length 999.9 cm Can be Caught 
  D0073F2C 0080
  8009A81A 270F
  D0073F2C 0180
  8009A81A 0000