User blog comment:MyProjectAlicization/Kuroyukihime - Kirito and Asuna's daughter?/@comment-71.190.23.155-20130611030356/@comment-1173941-20131015050538

Who ever said that? lol... The two don't even follow similar concepts. Yes, Reki wrote Accel World after he finished writing the Web Version of Sword art online, (and even reused some concepts, such as the Acceleration and such,) but it in no way fits the definition of a "sequel".