On January 24, 2024, the song "Hello!" was released by Flowerboy, Leo IV. Hello! is considered explicit and may contain foul language. This song is about 3 minutes and 0 seconds, which is about the average length of a typical song. 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. The popularity of Hello! is currently unknown right now. 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 Flowerboy, Leo IV to be Vivace (lively and fast) because the track has a tempo of 166 テンポ, a half-time of 83テンポ, and a double-time of 332 テンポ. Based on that, the speed of the song's tempo is fast. The time signature for this track is 4/4.

Hello! キー

F♯ Major is the music key of this track. This also means that this song has a camelot key of 2B. So, the perfect camelot match for 2B would be either 2B or 3A. While, 3B can give you a low energy boost. For moderate energy boost, you would use 11B and a high energy boost can either be 4B or 9B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 2A or 1B will give you a low energy drop, 5B would be a moderate one, and 12B or 7B would be a high energy drop. Lastly, 11A allows you to change the mood.