NNHMN made "Gloomy Heart" available on May 11, 2023. With this song being around four minutes long, at 4:21, the duration of this song is pretty average compared to other songs. This track is safe for children and doesn't appear to contain any foul language, since the "Explicit" tag was not present in this track. Because this song is the only song in Gloomy Heart and no other songs are present in the album, we classify this track as a single. On top of that, United Kingdom appears to be the country where this track was created. Based on our statistics, Gloomy Heart's popularity is unknown right now. Since there is more of a neutral sound being played, this makes the track somewhat danceable.

Gloomy Heart テンポ

We consider the tempo marking of Gloomy Heart by NNHMN to be Allegro (fast, quick, and bright) because the track has a tempo of 133 テンポ, a half-time of 66テンポ, and a double-time of 266 テンポ. Based on that, the speed of the song's tempo is fast. Activities such as, walking, can go well with this song. The time signature for this track is 4/4.

Gloomy Heart キー

This song has a musical 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.