Sword Art Online: Extra Edition

Kirito and the others decide to go on an underwater quest within the world of ALO to grant Yui her wish to see a whale. As they all prepare for the quest, they face a shocking revelation... Leafa (Suguha) is afraid of water. So, Asuna and the other female members decide to teach Suguha how to swim at a pool in the real world. Meanwhile, Kirito was meeting somebody... Source: Aniplex

Yoshitsugu Matsuoka

Kazuto Kirigaya / Kirito (voice)

Haruka Tomatsu

Asuna Yūki (voice)

Ayahi Takagaki

Rika Shinozaki / Lizbeth (voice)

Ayana Taketatsu

Suguha Kirigaya / Leafa (voice)

Hiroaki Hirata

Klein (voice)

Hiroki Yasumoto

Andrew Gilbert Mills / Agil (voice)

Kanae Ito

Yui (voice)

Miyuki Sawashiro

Shino Asada / Sinon (voice)

Rina Hidaka

Keiko Ayano / Silica (voice)

Koichi Yamadera

Akihiko Kayaba (voice)

Yoshio Inoue

Eiji Nochizawa (voice)