Plot: Crash 'n' the Boys: Street Challenge, released in Japan as Bikkuri Nekketsu Shin Kiroku! Harukanaru Kin Medal is a 1992 sports game for the NES by Technos Japan Corp. A Game Boy version of the game was also released in Japan only. Wikipedia
Plot: Crash 'n the Boys: Ice Challenge, known as Ike Ike! Nekketsu Hockey-bu: Subette Koronde Dairantou in Japan, is a sports/fighting game for the Nintendo Entertainment System released in 1992 and developed by Technos. The game was only released in Japan.
Plot: Nekketsu Fighting Legend is a 1992 tournament-style fighting game developed and published by Technōs Japan exclusively in Japan for the Family Computer on December 23, 1992. Wikipedia
Plot: River City: Tokyo Rumble is a beat'em up in the River City series published by Natsume in the west. It is most similar to River City Ransom with RPG-like mechanics and doing jobs to learn new moves. It also features a 4 player arena and dodgeball modes that use download play. Wikipedia