Crime Fighters 2 was released in July 1991 in Japan. It is known outside Japan as "Vendetta [Model GX081]
Each player character resembles a real-life personality. Hawk looks like 'Hulk Hogan', Sledge looks like 'Mr. T', Boomer looks like 'Jean-Claude Van Damme' and Blood looks like 'Mike Tyson'.
On one of the boxes there is the word 'Kilroy' spray-painted on it, this is probably a reference to the quote, 'Kilroy was here'.
King Records released a limited-edition soundtrack album for this game (Konami Game Music Collection Vol.4 - KICA-7505) on 05/10/1991.