Sword Art Online | Sword Art Online Wiki | Fandom
Sword Art Online (ソードアート・オンライン, Sōdo Āto Onrain, abbreviated as SAO) is the first ever VRMMORPG produced by Argus for the NerveGear, with Kayaba Akihiko as the development director. The online game takes place on a hundred-floor floating castle called Aincrad. Prior to official launch, «Sword Art Online» Closed Beta was available to 1,000 beta testers for a one ...
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