Glup! made "1999" available on 1999. With this song being around four minutes long, at 3:49, 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. The track order of this song in Glup!'s "Glup! 1999" album is number 3 out of 12. In terms of popularity, 1999 is currently below average in popularity. Since there is more of a neutral sound being played, this makes the track somewhat danceable.

1999 テンポ

We consider the tempo marking of 1999 by Glup! to be Moderato (at a moderate speed) because the track has a tempo of 119 テンポ, a half-time of 60テンポ, and a double-time of 238 テンポ. Based on that, the speed of the song's tempo is moderate. Activities such as, walking, can go well with this song. The time signature for this track is 4/4.

1999 キー

This song is in the music key of D Major. This also means that this song has a camelot key of 10B. So, the perfect camelot match for 10B would be either 10B or 11A. While, 11B can give you a low energy boost. For moderate energy boost, you would use 7B and a high energy boost can either be 12B or 5B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 10A or 9B will give you a low energy drop, 1B would be a moderate one, and 8B or 3B would be a high energy drop. Lastly, 7A allows you to change the mood.