
Virtual Fighter 4 is the fourth installment in the Virtua Fighter franchise. In Japan, Virtua Fighter 4 is well-known for pioneering and launching the era of internet connectivity in arcades. VF.NET was introduced in Japan in 2001, and since then, various companies have developed their own arcade networks, including e-Amusement by Konami, NESiCAxLive by Taito and Square Enix, and ALL.Net by Sega and Bandai Namco.