On January 15, 2018, the song "2015.4.30" was released by CBS. 2015.4.30 is explicit and may not be suitable for children. With the duration being about 3:44, this song is close to the average duration of a typical track. The track order of this song in CBS's "member's requests 2009-2017" album is number 23 out of 24. In terms of popularity, 2015.4.30 is currently not that popular. The overall tone is very danceable, especially with its high energy, which produces more of a euphoric, cheerful, or happy vibe.

2015.4.30 テンポ

We consider the tempo marking of 2015.4.30 by CBS to be Andante (at a walking pace) because the track has a tempo of 94 テンポ, a half-time of 47テンポ, and a double-time of 188 テンポ. Based on that, the speed of the song's tempo is slow. Activities such as, yoga or pilates, can go well with this song. The time signature for this track is 4/4.

2015.4.30 キー

E Minor is the music key of this track. Because this track belongs in the E Minor key, the camelot key is 9A. So, the perfect camelot match for 9A would be either 9A or 8B. While, a low energy boost can consist of either 9B or 10A. For moderate energy boost, you would use 6A and a high energy boost can either be 11A or 4A. However, if you are looking for a low energy drop, finding a song with a camelot key of 8A would be a great choice. Where 12A would give you a moderate drop, and 7A or 2A would be a high energy drop. Lastly, 12B allows you to change the mood.