Asuna Yuuki (Sword Art Online)

Asuna Yuuki is a fictional character who appears in the Sword Art Online series of light novels by Reki Kawahara. She is mononymously more commonly known as just Asuna, her player name in the eponymous video game which the novels are set in. Asuna appears as a friend of Kirito; as well as the female lead, she is in the novels a sub-leader of the Knights of the Blood Oath guild, notable for being the strongest guild in Aincrad. She is depicted as having earned a reputation as a skilled player in-game, giving her the nickname Flash, which, coupled with her physical attractiveness, have made her well-known and sought after by other players.

Both Asuna and Kirito have become popular characters in anime and manga fandom, frequently appearing on lists of the most popular anime characters. Additionally, Asuna has featured in numerous official Sword Art Online merchandise, and has been the subject of mixed to mostly positive critical reception, with focus on her relationship with Kirito, attractiveness, and role in the series.

Abilities

Lambent Light is Asuna's signature one-handed espada ropera. She continued to use it as her main weapon of choice until the fateful battle on the 75th Floor. Kirito used this rapier to stab and defeat Heathcliff in the final battle, thus clearing the game. Her rapier, combined with her speed, earned her the nickname "The Flash".