"心の緊張緩和" by おやすみ was released on February 9, 2021. With this song being about 5 minutes long, at 4:36, "心の緊張緩和" by おやすみ is fairly a long song compared to the average song length. This song does not have an "Explicit" tag, making it safe for all ages. There is only one song in 究極のノンレム睡眠: 脳を休息させ身体を休める睡眠導入音楽, so we believe that "心の緊張緩和" is a single. The popularity of 心の緊張緩和 is currently not that popular right now. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

心の緊張緩和 テンポ

The tempo marking of 心の緊張緩和 by おやすみ is Vivace (lively and fast), since this song has a tempo of 160 テンポ. With that information, we can conclude that the song has a fast tempo. This song can go great with running. The time signature for this track is 4/4.

心の緊張緩和 キー

D Major is the music key of this track. This also means that this song has a camelot key of 10B. So, the perfect camelot match for 10B would be either 10B or 11A. While, 11B can give you a low energy boost. For moderate energy boost, you would use 7B and a high energy boost can either be 12B or 5B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 10A or 9B will give you a low energy drop, 1B would be a moderate one, and 8B or 3B would be a high energy drop. Lastly, 7A allows you to change the mood.