AdeSTP, ZieZie, Scratch made "Hello" available on August 12, 2017. Hello is explicit and may not be suitable for children. With the duration being about 3:45, this song is close to the average duration of a typical track. Because this song is the only song in Hello and no other songs are present in the album, we classify this track as a single. In terms of popularity, Hello is currently below average in popularity. The overall tone is very danceable, especially with its high energy, which produces more of a euphoric, cheerful, or happy vibe.

Hello テンポ

We consider the tempo marking of Hello by AdeSTP, ZieZie, Scratch to be Moderato (at a moderate speed) because the track has a tempo of 119 テンポ, a half-time of 60テンポ, and a double-time of 238 テンポ. Based on that, the speed of the song's tempo is moderate. Activities such as, walking, can go well with this song. The time signature for this track is 4/4.

Hello キー

D Minor is the music key of this track. Because this track belongs in the D Minor key, the camelot key is 7A. So, the perfect camelot match for 7A would be either 7A or 6B. While, a low energy boost can consist of either 7B or 8A. For moderate energy boost, you would use 4A and a high energy boost can either be 9A or 2A. However, if you are looking for a low energy drop, finding a song with a camelot key of 6A would be a great choice. Where 10A would give you a moderate drop, and 5A or 12A would be a high energy drop. Lastly, 10B allows you to change the mood.