O-G-A Onigokko Royale - Hunter Wa Field De Koi O Suru ROM Download for Playstation Portable (PSP). O-G-A Onigokko Royale - Hunter Wa Field De Koi O Suru game is available to play online and download only on Roms Games. O-G-A Onigokko Royale - Hunter Wa Field De Koi O Suru ROM for Playstation Portable download requires an emulator to play the game offline. This Game is English (USA) Version and is the highest quality available.