lunarST, Rich Amiri, Slump6s's 'hahaha!' came out on September 26, 2022. hahaha! is 2 minutes and 42 seconds long and may contain bad words that may be unsuitable for children. Because this song is the only song in hahaha! and no other songs are present in the album, we classify this track as a single. hahaha! is not that popular right now. Although the overall vibe is very danceable, it does project more negative sounds.

hahaha! テンポ

We consider the tempo marking of hahaha! by lunarST, Rich Amiri, Slump6s to be Andante (at a walking pace) because the track has a tempo of 85 テンポ, a half-time of 42テンポ, and a double-time of 170 テンポ. Based on that, the speed of the song's tempo is slow. Activities such as, yoga or pilates, can go well with this song. The time signature for this track is 4/4.

hahaha! 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.