流転光速
[[UTAU]] song by フロクロ(Frog96) featuring [[Kasane Teto]] and [[Adachi Rei]].

h4. External links
"Youtube":https://www.youtube.com/watch?v=1YaXcnLuKag
"Niconico":https://www.nicovideo.jp/watch/sm41199450
ruten kousoku (utau)