沈雁's ' "書箋" was released on its scheduled release date, January 25, 1984. The duration of This song is about two minutes long, specifically at 2:36. This song does not appear to have any foul language. 書箋's duration is considered a little bit shorter than the average duration of a typical track. There is only one song in 心中城堡, so we believe that "書箋" is a single. Based on our statistics, 書箋's popularity is not that popular right now. The overall mood can be danceable to some, especially with it's high amount of postive energy.
The tempo marking of 書箋 by 沈雁 is Allegro (fast, quick, and bright), since this song has a tempo of 128 BPM. 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.
C Major is the music key of this track. This also means that this song has a camelot key of 8B. So, the perfect camelot match for 8B would be either 8B or 9A. While, 9B can give you a low energy boost. For moderate energy boost, you would use 5B and a high energy boost can either be 10B or 3B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 8A or 7B will give you a low energy drop, 11B would be a moderate one, and 6B or 1B would be a high energy drop. Lastly, 5A allows you to change the mood.
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