"The First Signature" by 黒石ひとみ had its release date on December 20, 2006. The duration of This song is about two minutes long, specifically at 2:21. This song does not appear to have any foul language. The First Signature's duration is considered a little bit shorter than the average duration of a typical track. There is only one song in コードギアス 反逆のルルーシュ O.S.T., so we believe that "The First Signature" is a single. The popularity of The First Signature is currently not that popular right now. In our opinion, the overall tone is not very danceable and projects negative sounds, such as being sad, depressed, or angry.
The tempo marking of The First Signature by 黒石ひとみ is Vivace (lively and fast), since this song has a tempo of 174 BPM. With that information, we can conclude that the song has a fast tempo. The time signature for this track is 5/4.
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.
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