星谷悠太(CV:花江夏樹) made "星瞬COUNTDOWN - 星谷悠太Ver." available on December 23, 2015. With this song being around four minutes long, at 4:10, the duration of this song is pretty average compared to other songs. This track is safe for children and doesn't appear to contain any foul language, since the "Explicit" tag was not present in this track.