Sword Art Online mangas are the manga adaptations of the original Sword Art Online light novel series, written by Kawahara Reki. There are multiple manga adaptations of the series: manga that follow the main story of the Aincrad Arc, Fairy Dance Arc, Phantom Bullet Arc, and the Alicization Arc, two manga based on the Calibur and Mother's Rosario side stories respectively, a 4-koma counterpart, an adaptation of the Progressive series, an adaptation of the Gun Gale Online spin-off series, and a spin-off manga, titled "Girls Ops". So far only the Aincrad, Fairy Dance, Calibur and Mother's Rosario manga have been completed, while the other manga are still ongoing, with new chapters being released about every 1-2 months.