Hook, Karun, Steph Kapela, Sim Citizen made "Hello Sadness" available on April 5, 2023. With this song being around four minutes long, at 4:01, 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 Hello Sadness and no other songs are present in the album, we classify this track as a single. On top of that, Switzerland appears to be the country where this track was created. Hello Sadness is below average in popularity right now. Since there is more of a neutral sound being played, this makes the track somewhat danceable.

Hello Sadness テンポ

We consider the tempo marking of Hello Sadness by Hook, Karun, Steph Kapela, Sim Citizen to be Andante (at a walking pace) because the track has a tempo of 82 テンポ, a half-time of 41テンポ, and a double-time of 164 テンポ. Based on that, the speed of the song's tempo is slow. The time signature for this track is 4/4.

Hello Sadness キー

This song is in the music key of F♯ Minor. This also means that this song has a camelot key of 11A. So, the perfect camelot match for 11A would be either 11A or 10B. While, a low energy boost can consist of either 11B or 12A. For moderate energy boost, you would use 8A and a high energy boost can either be 1A or 6A. However, if you are looking for a low energy drop, finding a song with a camelot key of 10A would be a great choice. Where 2A would give you a moderate drop, and 9A or 4A would be a high energy drop. Lastly, 2B allows you to change the mood.