Matenrou Opera made "黒い海" available on June 22, 2022. With 黒い海 being less than two minutes long, at 1:24, we are fairly confident that this song is not explicit and is safe for all ages. Based on the duration of this song, this song duration is much smaller than the average song duration. There is only one song in 真実を知っていく物語, so we believe that "黒い海" is a single. In terms of popularity, 黒い海 is currently not that popular. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.

黒い海 テンポ

The tempo marking of 黒い海 by Matenrou Opera is Moderato (at a moderate speed), since this song has a tempo of 118 テンポ. With that information, we can conclude that the song has a moderate tempo. This song can go great with walking. The time signature for this track is 4/4.

黒い海 キー

This song is in the music key of C Major. This also means that this song has a camelot key of 8B. So, the perfect camelot match for 8B would be either 8B or 9A. While, 9B can give you a low energy boost. For moderate energy boost, you would use 5B and a high energy boost can either be 10B or 3B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 8A or 7B will give you a low energy drop, 11B would be a moderate one, and 6B or 1B would be a high energy drop. Lastly, 5A allows you to change the mood.