わかんない by 阿知波大輔 Song Details

"わかんない" by 阿知波大輔 had its release date on September 28, 2025. With This song being less than two minutes long, at 1:37, we are fairly confident that this song is not explicit and is safe for all ages. Based on the duration of this song, this song duration is much smaller than the average song duration. There is only one song in 「瑠璃の宝石」オリジナルサウンドトラック, so we believe that "わかんない" is a single. わかんない is not that popular right now. In our opinion, the overall tone is not very danceable and projects negative sounds, such as being sad, depressed, or angry.

BPM and Tempo

The tempo marking of わかんない by 阿知波大輔 is Larghetto (rather broadly), since this song has a tempo of 64 BPM. With that information, we can conclude that the song has a slow tempo. The time signature for this track is 4/4.

Music Key

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.

Want to find the BPM and music key for other songs? Check out our BPM and Key Finder page!