Heavyweight Champ is a boxing arcade game released in Japan. The FD1094 and 317-0046 identifiers suggest internal codes or revisions. The decrypted status indicates that the game's code was accessed and likely modified. Further details on its original developer and publisher are needed, but the game would involve classic boxing gameplay.

Heavyweight Champ (Japan, FD1094 317-0046 decrypted)

Heavy Metal (315-5135)

Heavy Unit -U.S.A. Version- (US)

Heavy Unit (Japan, Newer)

Heavy Unit (Japan, Older)

Heavy Unit (World)

Heavyweight Champ (Japan, FD1094 317-0046)

Hellfire (1P Ver., older)

Hellfire (1P Ver.)

Hellfire (2P Ver.)

Herbie at the Olympics (DK conversion)

Hero in the Castle of Doom (DK conversion not encrypted)

Hero in the Castle of Doom (DK conversion)