川口拓万 made "主人公A" available on August 25, 2021. The duration of 主人公A is about two minutes long, specifically at 2:36. This song does not appear to have any foul language. 主人公A's duration is considered a little bit shorter than the average duration of a typical track. There is only one song in 主人公A, so we believe that this song is a single. The popularity of 主人公A is currently not that popular right now. Since there is more of a neutral sound being played, this makes the track somewhat danceable.

主人公A テンポ

The tempo marking of 主人公A by 川口拓万 is Vivace (lively and fast), since this song has a tempo of 166 テンポ. With that information, we can conclude that the song has a fast tempo. The time signature for this track is 4/4.

主人公A キー

G Major is the music key of this track. This also means that this song has a camelot key of 9B. So, the perfect camelot match for 9B would be either 9B or 10A. While, 10B can give you a low energy boost. For moderate energy boost, you would use 6B and a high energy boost can either be 11B or 4B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 9A or 8B will give you a low energy drop, 12B would be a moderate one, and 7B or 2B would be a high energy drop. Lastly, 6A allows you to change the mood.