Kierabe's 'The Letter - Original mix' came out on November 4, 2022. With this song being around four minutes long, at 3:35, 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. Since The Letter only contains only one song in the album, we like to consider this song as a single. Furthermore, we believe that the track originated from Germany. Based on our statistics, The Letter - Original mix's popularity is not that popular right now. Although the overall vibe is very danceable, it does project more negative sounds.

The Letter - Original mix テンポ

With The Letter - Original mix by Kierabe having a テンポ of 125 with a half-time of 62 テンポ and a double-time of 250 テンポ, we would consider this track to have a Allegro (fast, quick, and bright) tempo marking. Because of this, we believe that the song has an overall fast tempo. Looking at the テンポ of this song, this song might go great with walking. The time signature for this track is 4/4.

The Letter - Original mix キー

This song is in the music key of D♭ Major. Or for those who are familiar with the camelot wheel, this song has a camelot key of 3B. So, the perfect camelot match for 3B would be either 3B or 4A. While, 4B can give you a low energy boost. For moderate energy boost, you would use 12B and a high energy boost can either be 5B or 10B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 3A or 2B will give you a low energy drop, 6B would be a moderate one, and 1B or 8B would be a high energy drop. Lastly, 12A allows you to change the mood.