F.I.R.'s '自由之歌' came out on April 30, 2019. With this song being around four minutes long, at 4:22, 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. There is only one song in 末日青春:補完計劃, so we believe that "自由之歌" is a single. Based on our statistics, 自由之歌's popularity is below average in popularity right now. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

自由之歌 テンポ

The tempo marking of 自由之歌 by F.I.R. is Allegro (fast, quick, and bright), since this song has a tempo of 146 テンポ. With that information, we can conclude that the song has a fast tempo. This song can go great with jogging or cycling. The time signature for this track is 4/4.

自由之歌 キー

E♭ Major is the music key of this track. This also means that this song has a camelot key of 5B. So, the perfect camelot match for 5B would be either 5B or 6A. While, 6B can give you a low energy boost. For moderate energy boost, you would use 2B and a high energy boost can either be 7B or 12B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 5A or 4B will give you a low energy drop, 8B would be a moderate one, and 3B or 10B would be a high energy drop. Lastly, 2A allows you to change the mood.