Yuki Koyanagi's 'remain〜心の鍵' came out on January 28, 2004. With this song being about 5 minutes long, at 4:55, "remain〜心の鍵" by Yuki Koyanagi 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. The track order of this song in Yuki Koyanagi's "MY ALL " album is number 10 out of 15. In terms of popularity, remain〜心の鍵 is currently below average in popularity. In our opinion, the overall tone is not very danceable and projects negative sounds, such as being sad, depressed, or angry.

remain〜心の鍵 テンポ

We consider the tempo marking of remain〜心の鍵 by Yuki Koyanagi to be Andante (at a walking pace) because the track has a tempo of 95 テンポ, a half-time of 48テンポ, and a double-time of 190 テンポ. Based on that, the speed of the song's tempo is slow. Activities such as, yoga or pilates, can go well with this song. The time signature for this track is 4/4.

remain〜心の鍵 キー

The music key of this track is F Major. This also means that this song has a camelot key of 7B. So, the perfect camelot match for 7B would be either 7B or 8A. While, 8B can give you a low energy boost. For moderate energy boost, you would use 4B and a high energy boost can either be 9B or 2B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 7A or 6B will give you a low energy drop, 10B would be a moderate one, and 5B or 12B would be a high energy drop. Lastly, 4A allows you to change the mood.