Virtua Fighter 4[a] is a fighting game by Sega. It is the fourth game in the Virtua Fighter series. The game was first released in arcades on the NAOMI 2 board in 2001. A console port of Virtua Fighter 4, as well as that of Virtua Fighter 4: Evolution appeared on the PlayStation 2 under the budget-priced "Greatest Hits" label in 2002 and 2003, respectively.