東京交響爆団 made "心臓2" available on December 16, 2005. With 心臓2 being less than a minute long, we are pretty confident that this song does not contain any foul language. That being said, this song is pretty short compared to other songs. There is only one song in 結婚式, so we believe that "心臓2" is a single. The popularity of 心臓2 is currently unknown right now. The overall tone is very danceable, especially with its high energy, which produces more of a euphoric, cheerful, or happy vibe.

心臓2 テンポ

The tempo marking of 心臓2 by 東京交響爆団 is Prestissimo (even faster than presto), since this song has a tempo of 241 テンポ. The time signature for this track is 3/4.

心臓2 キー

D♭ Major is the music key of this track. This also means that this song has a camelot key of 3B. So, the perfect camelot match for 3B would be either 3B or 4A. While, 4B can give you a low energy boost. For moderate energy boost, you would use 12B and a high energy boost can either be 5B or 10B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 3A or 2B will give you a low energy drop, 6B would be a moderate one, and 1B or 8B would be a high energy drop. Lastly, 12A allows you to change the mood.