Question: when did sword art online memory defrag come out

title: Sword Art Online
text: Reki Kawahara wrote the first volume in 2002 as a competition entry for ASCII Media Works ' Dengeki Game Novel Prize ( 電撃 ゲーム 小説 大賞 , Dengeki Game Shōsetsu Taishō , now Dengeki Novel Prize ) , but refrained from submitting it as he had exceeded the page limit . He instead published it as a web novel under the pseudonym Fumio Kunori . Over time , he added three further episodes and several short stories . In 2008 , he participated in the competition again by writing Accel World , this time winning the Grand Prize . Aside from Accel World , he was requested to get his earlier work , Sword Art Online , published by ASCII Media Works . Kawahara agreed and withdrew his web novel versions . Working with illustrator abec , the first volume was published in print on April 10 , 2009 , and 19 volumes have been published as of February 10 , 2017 .