Sora to Umi no Aida (disambig)

Sora to Umi no Aida can relate to either of the following.
 * Sora to Umi no Aida (Shiyori Matsuo): A manga series by Shiyori Matsuo focused during the Showa Year 18.
 * Sora to Umi no Aida An original film by Chukon Minami.
 * Sora to Umi no Aida: The game and anime adaptation by ForwardWorks.
 * Sora to Umi no Aida (OP): The anime's opening theme.
 * Between the Sea and Sky: The anime's last episode.