An extended version of the second season's first episode, which is under the same title.
Aniwatch is a great site to watch anime IS: Infinite Stratos 2 - Hitonatsu no Omoide (Dub), DUB online. You can also watch IS: Infinite Stratos 2 - Hitonatsu no Omoide (Dub) in HD or SD quality.
Overview:
An extended version of the second season's first episode, which is under the same title.
Other names:IS: Infinite Stratos 2 Long Vacation Edition - The Memories of One Summer, IS 〈インフィニット・ストラトス〉2 ロングバケーション 一夏（ひとなつ）の想いで
Aniwatch is a great site to watch anime IS: Infinite Stratos 2 - Hitonatsu no Omoide (Dub), DUB online. You can also watch IS: Infinite Stratos 2 - Hitonatsu no Omoide (Dub) in HD or SD quality.
