Toshifumi Hinata's 'Impromptu' came out on November 28, 1986. The duration of Impromptu is about two minutes long, specifically at 2:41. This song does not appear to have any foul language. Impromptu's duration is considered a little bit shorter than the average duration of a typical track. There is only one song in ひとつぶの海, so we believe that "Impromptu" is a single. Based on our statistics, Impromptu's popularity is below average in popularity right now. In our opinion, the overall tone is not very danceable and projects negative sounds, such as being sad, depressed, or angry.

Impromptu テンポ

The tempo marking of Impromptu by Toshifumi Hinata is Allegro (fast, quick, and bright), since this song has a tempo of 139 テンポ. With that information, we can conclude that the song has a fast tempo. This song can go great with walking. The time signature for this track is 3/4.

Impromptu キー

This song has a musical key of A♭ Major. This also means that this song has a camelot key of 4B. So, the perfect camelot match for 4B would be either 4B or 5A. While, 5B can give you a low energy boost. For moderate energy boost, you would use 1B and a high energy boost can either be 6B or 11B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 4A or 3B will give you a low energy drop, 7B would be a moderate one, and 2B or 9B would be a high energy drop. Lastly, 1A allows you to change the mood.