BOL4's 'Mermaid' came out on April 2, 2019. With this song being about 5 minutes long, at 4:56, "Mermaid" by BOL4 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 are a total of 5 in the song's album "Puberty BookⅠ Bom". In this album, this song's track order is #5. Based on our statistics, Mermaid's popularity is average in popularity right now. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

Mermaid テンポ

With Mermaid by BOL4 having a テンポ of 130 with a half-time of 65 テンポ and a double-time of 260 テンポ, we would consider this track to have a Allegro (fast, quick, and bright) tempo marking. Because of this, we believe that the song has an overall fast tempo. Looking at the テンポ of this song, this song might go great with walking. The time signature for this track is 4/4.

Mermaid キー

G Major is the music key of this track. Or for those who are familiar with the camelot wheel, this song has a camelot key of 9B. So, the perfect camelot match for 9B would be either 9B or 10A. While, 10B can give you a low energy boost. For moderate energy boost, you would use 6B and a high energy boost can either be 11B or 4B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 9A or 8B will give you a low energy drop, 12B would be a moderate one, and 7B or 2B would be a high energy drop. Lastly, 6A allows you to change the mood.