Taro Iwashiro made "知られざる闇の史" available on June 29, 2011. The duration of 知られざる闇の史 is about 3 minutes long, at 3:15. Based on our data, "知られざる闇の史" appears to be safe for all ages and is not considered explicit. This track is about the average length of a typical track. There is only one song in 鋼の錬金術師 嘆きの丘の聖なる星 ORIGINAL SOUNDTRACK, so we believe that "知られざる闇の史" is a single. The popularity of 知られざる闇の史 is currently not that popular right now. Based on the vibe, this track doesn't seem to be that danceable, however its valence properties can make this some somewhat danceable.

知られざる闇の史 テンポ

The tempo marking of 知られざる闇の史 by Taro Iwashiro is Vivace (lively and fast), since this song has a tempo of 174 テンポ. With that information, we can conclude that the song has a fast tempo. The time signature for this track is 3/4.

知られざる闇の史 キー

This song has a musical key of C Minor. Because this track belongs in the C Minor key, the camelot key is 5A. So, the perfect camelot match for 5A would be either 5A or 4B. While, a low energy boost can consist of either 5B or 6A. For moderate energy boost, you would use 2A and a high energy boost can either be 7A or 12A. However, if you are looking for a low energy drop, finding a song with a camelot key of 4A would be a great choice. Where 8A would give you a moderate drop, and 3A or 10A would be a high energy drop. Lastly, 8B allows you to change the mood.