The 24th episode of the Sword Art Online: Alicization anime ended on Sunday with a teaser promotional video and visual for the third cours (third quarter of a year) of the anime. Sword Art Online: Alicization - War of Underworld will premiere this October.

Sword Art Online: Alicization premiered in Japan on October 6 and is streaming on Crunchyroll , Hulu , and FunimationNow . The series is adapting the entire "Alicization Arc" of Reki Kawahara 's original novels and will air for four cours , or four quarters of a year.

Manabu Ono ( Horizon in the Middle of Nowhere , Saki , The Asterisk War ) is directing the anime at A-1 Pictures . Sword Art Online the Movie: Ordinal Scale animation directors Gou Suzuki and Tomoya Nishiguchi are joining Shingo Adachi for the character designs. Yuki Kajiura is returning to compose the music.