Title: 薄夢想
Circle: ZERO SOUNDS
Album: 艦娘海戦歌
Release Date: 12/30/2013
Event: コミックマーケット85 (Comic Market 85)
Arranger: 飛鳥硝子(うたたねりんご) / Singer: Souwer (Souwer cherry) / Lyricist: Souwer
Original song:
夜戦 BGM / 夜戦!
Picture artist: Hasaya
http://www.pixiv.net/member_illust.php?mode=medium&illust_id=40772791
http://zero-sounds.net/