Singing Cosplayer Hikari's cover of Hatsune Miku's Vocaloid masterpiece, written and composed by Aoki Gekkoh, released 10 years ago, will be distributed worldwide from April 20, 2021! The song has become a worldwide distribution hit, ranking on the Apple Music / iTunes J-POP charts in 36 countries and No. 1 in 14 countries. To commemorate the six-month anniversary of the release, an a cappella (vocals-only) version is now available!