Non Canon: Some or all events and details given in this article, may be considered non-canon to the main story.
Sword Art Online - Aincrad Night of Kirito (ソードアート・オンライン キリトの千夜一夜物語,Sōdo Āto Onrain Kirito no Ainkuraddo Naito?) is a manga-original spin-off based on Sword Art Online: Hollow Fragment. The manga was illustrated by Kurogewagyuu and published as part of the Sword Art Online Magazine.
Cordial Chords (OS BD/DVD) - Distant Journey (Alicization BD/DVD Vol.1) - If We Could Walk Together (Alicization WoU BD/DVD Vol.8) - If You Were Here (Alicization BD/DVD Vol.8) - If You Wish It (Alicization WoU BD/DVD Vol.2) - Rainbow Bridge (Extra Edition BD/DVD) - Sugary Days (Season 2 BD/DVD Vol.5) - Sisters' Prayer (Season 2 BD/DVD Vol.9) - The Day After (Season 1 BD/DVD Vol.9) - The Day Before (Season 1 BD/DVD Vol.1)
Girl Meets Gun ~P90 ni tsuite Yoku wakaru Online (PYO)~ (P-90 Airsoft Gun bonus) - Her step, step (ReoNa's Prologue Album) - Minami no Island Online (MIO) (Dengeki Island!) - MZO (Dengeki Splash) - Pitohui, Elsa, and a Fine Day for Handguns (AM.45 Airsoft Gun) - Sugoimizugi Jam (Dengeki Girls Swim Wear Festival) - The Untold Tale of the Vorpal Bunny's Birth ~Otherwise Known as the Worries of Two Gun Nuts~ (Vorpal Bunny Airsoft Gun bonus)
Idle Talk - The Shinobi's Reckless Remarks (Dengeki Bunko Magazine Animate bonus) - The Story of the Matchmaking Bakeneko (Clover's Regret Vol.1 Animate bonus) - The Strange Tale of Makuwa Melons (Clover's Regret Vol.1 Melonbooks bonus)
Melodies Go Beyond the Forgetting Curve... - The Grand Plan for a Summer Festival Performance! - The Grand Plan to Overcoming Picky-Eating! - When Asuna and Yuuki Changed into Swimsuits
Ichiban Kuji Ordinal Scale
A Brief Instant of Reminiscing Right Below the Concert - From Asuna's Diary on a Certain Day in Late April