DumbAss made "For U." available on September 5, 2022. The duration of For U. is about two minutes long, specifically at 2:17. This song does not appear to have any foul language. For U.'s duration is considered a little bit shorter than the average duration of a typical track. There is only one song in !!!DETONATION!!!, so we believe that "For U." is a single. The popularity of For U. is currently not that popular right now. Since there is more of a neutral sound being played, this makes the track somewhat danceable.
The tempo marking of For U. by DumbAss is Presto (very, very fast), since this song has a tempo of 178 テンポ. With that information, we can conclude that the song has a fast tempo. The time signature for this track is 4/4.
D♭ Minor is the music key of this track. This also means that this song has a camelot key of 12A. So, the perfect camelot match for 12A would be either 12A or 11B. While, a low energy boost can consist of either 12B or 1A. For moderate energy boost, you would use 9A and a high energy boost can either be 2A or 7A. However, if you are looking for a low energy drop, finding a song with a camelot key of 11A would be a great choice. Where 3A would give you a moderate drop, and 10A or 5A would be a high energy drop. Lastly, 3B allows you to change the mood.