Board Thread:Questions and Answers/@comment-30241447-20171019221726/@comment-112.198.90.115-20171020043553

Yes. It is mention in the web novel, that immediately when Kirito reveales his Dual Wield skill, multiple players copied him using two swords, the only difference is that no one except Kirito can use the Sword Skills in Dual Wield (ex. The Eclipse, Starburst Stream)