ソ・ラ・ノ・ヲ・ト, lit. Sound of the Skies
A 2010 anime by Aniplex's A-1 Pictures, created as part of TV Tokyo's Anime no Chikara (アニメノチカラ, lit. The Power of Anime) original animation project, also adapted into a manga written by Paradores, with illustrations Shinba Yagi, serialized in ASCII Media Works' Dengeki Daiou, and a visual novel for PlayStation Portable.
The following tags are aliased to this tag: sora_no_oto, so_ra_no_wo_to, and so-ra-no-wo-to (learn more).