optimism by かわにしなつき Song Details

On July 11, 2025, the song "optimism" was released by かわにしなつき. With this song being around four minutes long, at 3:40, the duration of this song is pretty average compared to other songs. This track is safe for children and doesn't appear to contain any foul language, since the "Explicit" tag was not present in this track. Since optimism only contains only one song in the album, we like to consider this song as a single. In terms of popularity, optimism is currently not that popular. The overall tone is very danceable, especially with its high energy, which produces more of a euphoric, cheerful, or happy vibe.

BPM and Tempo

With optimism by かわにしなつき having a BPM of 108 with a half-time of 54 BPM and a double-time of 216 BPM, we would consider this track to have a Andante (at a walking pace) tempo marking. Because of this, we believe that the song has an overall moderate tempo. The time signature for this track is 4/4.

Music Key

B♭ Major is the music key of this track. Or for those who are familiar with the camelot wheel, this song has a camelot key of 6B. So, the perfect camelot match for 6B would be either 6B or 7A. While, 7B can give you a low energy boost. For moderate energy boost, you would use 3B and a high energy boost can either be 8B or 1B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 6A or 5B will give you a low energy drop, 9B would be a moderate one, and 4B or 11B would be a high energy drop. Lastly, 3A allows you to change the mood.

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