ROF-MAO made "知っている手紙" available on April 13, 2022. With this song being around four minutes long, at 3:41, 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. The song is number 6 out of 13 in Crack Up!!!! by ROF-MAO. Going off of the ISRC code of this track, we detected that the origin of this track is from Japan. Based on our statistics, 知っている手紙's popularity is below average in popularity right now. The overall mood can be danceable to some, especially with it's high amount of postive energy.

知っている手紙 テンポ

The tempo marking of 知っている手紙 by ROF-MAO is Allegro (fast, quick, and bright), since this song has a tempo of 138 テンポ. With that information, we can conclude that the song has a fast tempo. This song can go great with walking. The time signature for this track is 4/4.

知っている手紙 キー

This song has a musical key of G Minor. Because this track belongs in the G Minor key, the camelot key is 6A. So, the perfect camelot match for 6A would be either 6A or 5B. While, a low energy boost can consist of either 6B or 7A. For moderate energy boost, you would use 3A and a high energy boost can either be 8A or 1A. However, if you are looking for a low energy drop, finding a song with a camelot key of 5A would be a great choice. Where 9A would give you a moderate drop, and 4A or 11A would be a high energy drop. Lastly, 9B allows you to change the mood.