インビジブル (Invisible)

インビジブル (Invisible) is a song composed by Kemu, illustrated by Hatsuko, and movie by ke-sanβ. It's sung by Kagamine Rin (by Orebanana-P), and Gumi.

It's Kemu's most notable song; also one of the most well known Rin and Gumi duets achieving over 900,000 views.
 * Nicovideo broadcast
 * Youtube broadcast (with subtitles)

Background
The song was first uploaded on December 20th 2011; and is Kemu's second work; his first song "using" Kagamine Rin (tuned by Orebanana-P). It's featured in the compilation V love 25~BraveHeart~, and has been covered by various utaites.