Rionos's '本予告用音楽' had a release date set for November 20, 2019. With This song being less than a minute long, we are pretty confident that this song does not contain any foul language. That being said, this song is pretty short compared to other songs. There is only one song in 「フラグタイム」オリジナルサウンドトラック, so we believe that "本予告用音楽" is a single. 本予告用音楽 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 本予告用音楽 by Rionos is Larghetto (rather broadly), since this song has a tempo of 63 BPM. With that information, we can conclude that the song has a slow tempo. The time signature for this track is 4/4.
This song has a musical key of A Major. This also means that this song has a camelot key of 11B. So, the perfect camelot match for 11B would be either 11B or 12A. While, 12B can give you a low energy boost. For moderate energy boost, you would use 8B and a high energy boost can either be 1B or 6B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 11A or 10B will give you a low energy drop, 2B would be a moderate one, and 9B or 4B would be a high energy drop. Lastly, 8A allows you to change the mood.
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