The anime adapts Keiichi Sigsawa’s Sword Art Online Alternative: Gun Gale Online light novel series, which is itself a spinoff of Reki Kawahara’s Sword Art Online light novel series.
The first Sword Art Online Alternative: Gun Gale Online anime premiered in April 2018 and ran for 13 episodes.
Aniplex announced at a stage event at Anime Expo on Friday that ReoNa will perform the opening theme song “GG” for Sword Art Online Alternative: Gun Gale Online II, the second season of the Sword Art Online Alternative: Gun Gale Online television anime.
She enters the world of Gun Gale Online with her avatar, Llenn, who is less than 150 centimeters (5 feet) tall and wears all pink.