Portopia Renzoku Satsujin Jiken [Japan] ROM Download for Nintendo (NES). Portopia Renzoku Satsujin Jiken [Japan] game is available to play online and download only on ROMs Games. Portopia Renzoku Satsujin Jiken [Japan] ROM for Nintendo download requires an emulator to play the game offline. This Game is (Japan) region and the highest quality available.