Chair House's '西の空、紅い光跡' came out on February 28, 2020. The duration of 西の空、紅い光跡 is about two minutes long, specifically at 2:28. This song does not appear to have any foul language. 西の空、紅い光跡's duration is considered a little bit shorter than the average duration of a typical track. There is only one song in ピアノ万葉集 - 第16選, so we believe that "西の空、紅い光跡" is a single. 西の空、紅い光跡 is not that popular right now. In our opinion, the overall tone is not very danceable and projects negative sounds, such as being sad, depressed, or angry.
The tempo marking of 西の空、紅い光跡 by Chair House is Adagio (slowly with great expression), since this song has a tempo of 68 テンポ. With that information, we can conclude that the song has a slow tempo. The time signature for this track is 3/4.
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.