RAM WIRE's '約束' came out on July 29, 2015. With this song being about 5 minutes long, at 4:43, "約束" by RAM WIRE is fairly a long song compared to the average song length. This song does not have an "Explicit" tag, making it safe for all ages. There is only one song in むすぶ, so we believe that "約束" is a single. The popularity of 約束 is currently not that popular right now. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

約束 テンポ

The tempo marking of 約束 by RAM WIRE is Vivace (lively and fast), since this song has a tempo of 168 テンポ. With that information, we can conclude that the song has a fast tempo. The time signature for this track is 4/4.

約束 キー

This song has a musical 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.