In the near future, a Virtual Reality Massive Multiplayer Online Role-Playing Game (VRMMORPG) called Sword Art Online has been released where players control their avatars with their bodies using a piece of technology called Nerve Gear. One day, players discover they cannot log out, as the game creator is holding them captive unless they reach the 100th floor of the game's tower and defeat the final boss. However, if they die in the game, they die in real life. Their struggle for survival starts now...
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | The World of Swords | 2012-07-07 | 25 min |
| Season 1 | Episode 2 | Beater | 2012-07-14 | 25 min |
| Season 1 | Episode 3 | The Red-Nosed Reindeer | 2012-07-21 | 25 min |
| Season 1 | Episode 4 | The Black Swordsman | 2012-07-28 | 25 min |
| Season 1 | Episode 5 | A Crime Within the Walls | 2012-08-04 | 25 min |
| Season 1 | Episode 6 | Illusionary Avenger | 2012-08-11 | 25 min |
| Season 1 | Episode 7 | Warmth of the Heart | 2012-08-18 | 25 min |
| Season 1 | Episode 8 | Black & White Sword Dance | 2012-08-25 | 25 min |
| Season 1 | Episode 9 | Blue-Eyed Demon | 2012-09-01 | 25 min |
| Season 1 | Episode 10 | Crimson Killing Intent | 2012-09-08 | 25 min |
| Season 1 | Episode 11 | The Morning Dew Girl | 2012-09-15 | 25 min |
| Season 1 | Episode 12 | Yui's Heart | 2012-09-22 | 25 min |
| Season 1 | Episode 13 | The Depths of Hell | 2012-09-29 | 25 min |
| Season 1 | Episode 14 | The End of the World | 2012-10-06 | 25 min |
| Season 1 | Episode 15 | Return | 2012-10-13 | 25 min |
| Season 1 | Episode 16 | The Country of Fairies | 2012-10-20 | 25 min |
| Season 1 | Episode 17 | The Captive Queen | 2012-10-27 | 25 min |
| Season 1 | Episode 18 | To the World Tree | 2012-11-03 | 25 min |
| Season 1 | Episode 19 | The Lugru Corridor | 2012-11-10 | 25 min |
| Season 1 | Episode 20 | General of the Blazing Flames | 2012-11-17 | 25 min |
| Season 1 | Episode 21 | The Truth About ALfheim | 2012-11-24 | 25 min |
| Season 1 | Episode 22 | Grand Quest | 2012-12-01 | 25 min |
| Season 1 | Episode 23 | Bonds | 2012-12-08 | 25 min |
| Season 1 | Episode 24 | Gilded Hero | 2012-12-15 | 25 min |
| Season 1 | Episode 25 | The World Seed | 2012-12-22 | 25 min |
| Season 2 | Episode 1 | Gun World | 2014-07-05 | 25 min |
| Season 2 | Episode 2 | Ice Sniper | 2014-07-12 | 25 min |
| Season 2 | Episode 3 | Memories in Fresh Blood | 2014-07-19 | 25 min |
| Season 2 | Episode 4 | Gun Gale Online | 2014-07-26 | 25 min |
| Season 2 | Episode 5 | Gun and Sword | 2014-08-02 | 25 min |
| Season 2 | Episode 6 | Duel in the Wasteland | 2014-08-09 | 25 min |
| Season 2 | Episode 7 | Crimson Memories | 2014-08-16 | 25 min |
| Season 2 | Episode 8 | Bullet of Bullets | 2014-08-23 | 25 min |
| Season 2 | Episode 9 | Death Gun | 2014-08-30 | 25 min |
| Season 2 | Episode 10 | Pursuer of Death | 2014-09-06 | 25 min |
| Season 2 | Episode 11 | The Meaning of Strength | 2014-09-13 | 25 min |
| Season 2 | Episode 12 | Bullet of a Phantom | 2014-09-20 | 25 min |
| Season 2 | Episode 13 | Phantom Bullet | 2014-09-27 | 25 min |
| Season 2 | Episode 14 | One Little Step | 2014-10-04 | 25 min |
| Season 2 | Episode 15 | The Queen of the Lake | 2014-10-18 | 25 min |
| Season 2 | Episode 16 | King of the Giants | 2014-10-25 | 25 min |
| Season 2 | Episode 17 | Excalibur | 2014-11-01 | 25 min |
| Season 2 | Episode 18 | The Forest House | 2014-11-08 | 25 min |
| Season 2 | Episode 19 | Absolute Sword | 2014-11-15 | 25 min |
| Season 2 | Episode 20 | Sleeping Knights | 2014-11-22 | 25 min |
| Season 2 | Episode 21 | The Monument of Swordsmen | 2014-11-29 | 25 min |
| Season 2 | Episode 22 | Journey's End | 2014-12-06 | 25 min |
| Season 2 | Episode 23 | Beginning of a Dream | 2014-12-13 | 25 min |
| Season 2 | Episode 24 | Mother's Rosario | 2014-12-20 | 25 min |
| Season 3 | Episode 1 | Underworld | 2018-10-06 | 50 min |
| Season 3 | Episode 2 | The Demon Tree | 2018-10-13 | 25 min |
| Season 3 | Episode 3 | The End Mountains | 2018-10-20 | 25 min |
| Season 3 | Episode 4 | Departure | 2018-10-27 | 25 min |
| Season 3 | Episode 5 | Ocean Turtle | 2018-11-03 | 25 min |
| Season 3 | Episode 6 | Project Alicization | 2018-11-10 | 25 min |
| Season 3 | Episode 7 | Swordcraft Academy | 2018-11-17 | 25 min |
| Season 3 | Episode 8 | Swordsman's Pride | 2018-11-24 | 25 min |
| Season 3 | Episode 9 | Nobleman's Responsibilities | 2018-12-01 | 25 min |
| Season 3 | Episode 10 | Taboo Index | 2018-12-08 | 25 min |
| Season 3 | Episode 11 | Central Cathedral | 2018-12-15 | 25 min |
| Season 3 | Episode 12 | The Sage of the Library | 2018-12-22 | 25 min |
| Season 3 | Episode 13 | Ruler and Mediator | 2019-01-05 | 25 min |
| Season 3 | Episode 14 | The Crimson Knight | 2019-01-12 | 25 min |
| Season 3 | Episode 15 | The Relentless Knight | 2019-01-19 | 25 min |
| Season 3 | Episode 16 | The Osmanthus Knight | 2019-01-26 | 25 min |
| Season 3 | Episode 17 | Truce | 2019-02-02 | 25 min |
| Season 3 | Episode 18 | The Legendary Hero | 2019-02-09 | 25 min |
| Season 3 | Episode 19 | The Seal of the Right Eye | 2019-02-23 | 25 min |
| Season 3 | Episode 20 | Synthesis | 2019-03-02 | 25 min |
| Season 3 | Episode 21 | The 32nd Knight | 2019-03-09 | 25 min |
| Season 3 | Episode 22 | Titan of the Sword | 2019-03-16 | 25 min |
| Season 3 | Episode 23 | Administrator | 2019-03-23 | 25 min |
| Season 3 | Episode 24 | My Hero | 2019-03-30 | 25 min |
| Season 4 | Episode 1 | In the Far North | 2019-10-12 | 25 min |
| Season 4 | Episode 2 | Raids | 2019-10-19 | 25 min |
| Season 4 | Episode 3 | The Final Load Test | 2019-10-26 | 25 min |
| Season 4 | Episode 4 | Dark Territory | 2019-11-02 | 25 min |
| Season 4 | Episode 5 | The Night Before Battle | 2019-11-09 | 25 min |
| Season 4 | Episode 6 | Battle of the Knights | 2019-11-16 | 25 min |
| Season 4 | Episode 7 | Stigma of the Disqualified | 2019-11-23 | 25 min |
| Season 4 | Episode 8 | Blood and Life | 2019-11-30 | 25 min |
| Season 4 | Episode 9 | Sword and Fist | 2019-12-07 | 25 min |
| Season 4 | Episode 10 | Stacia, the Goddess of Creation | 2019-12-14 | 25 min |
| Season 4 | Episode 11 | Heartless Choice | 2019-12-21 | 25 min |
| Season 4 | Episode 12 | Ray of Light | 2019-12-28 | 25 min |
| Season 4 | Episode 13 | The War of Underworld | 2020-07-11 | 25 min |
| Season 4 | Episode 14 | End to Eternity | 2020-07-18 | 25 min |
| Season 4 | Episode 15 | Instigation | 2020-07-25 | 25 min |
| Season 4 | Episode 16 | Code 871 | 2020-08-01 | 25 min |
| Season 4 | Episode 17 | Prince of Hell | 2020-08-08 | 25 min |
| Season 4 | Episode 18 | Memories | 2020-08-15 | 25 min |
| Season 4 | Episode 19 | Awakening | 2020-08-22 | 25 min |
| Season 4 | Episode 20 | The Night-Sky Blade | 2020-08-29 | 25 min |
| Season 4 | Episode 21 | Beyond Time | 2020-09-05 | 25 min |
| Season 4 | Episode 22 | Alice | 2020-09-12 | 25 min |
| Season 4 | Episode 23 | New World | 2020-09-19 | 25 min |
| Visual Effects | Yumiko Yamamoto | Character Designer |
| Sound | Yoshikazu Iwanami | Sound Director |
| Visual Effects | Shingo Adachi | Character Designer |
| Directing | Manabu Ono | Series Director |
| Crew | Tasuku Ishibashi | Special Effects |
| Camera | Kenta Hayashi | Director of Photography |
| Camera | Kentaro Waki | Director of Photography |
| Visual Effects | Naomi Nakano | Color Designer |
| Sound | Takayuki Yamaguchi | Sound Mixer |
| Writing | Reki Kawahara | Novel |
| Sound | Yuki Kajiura | Original Music Composer |
