闫东炜 made "萤火虫之愿" available on June 10, 2019. 萤火虫之愿 is about six minutes long, preciously at 6:05, making this song fairly long compared to other songs. There is only one song in 四叶草的幻想, so we believe that "萤火虫之愿" is a single. Based on our statistics, 萤火虫之愿's popularity is not that popular right now. Based on the vibe, this track doesn't seem to be that danceable, however its valence properties can make this some somewhat danceable.

萤火虫之愿 テンポ

The tempo marking of 萤火虫之愿 by 闫东炜 is Allegro (fast, quick, and bright), since this song has a tempo of 146 テンポ. With that information, we can conclude that the song has a fast tempo. This song can go great with jogging or cycling. The time signature for this track is 4/4.

萤火虫之愿 キー

A Minor is the music key of this track. Because this track belongs in the A Minor key, the camelot key is 8A. So, the perfect camelot match for 8A would be either 8A or 7B. While, a low energy boost can consist of either 8B or 9A. For moderate energy boost, you would use 5A and a high energy boost can either be 10A or 3A. However, if you are looking for a low energy drop, finding a song with a camelot key of 7A would be a great choice. Where 11A would give you a moderate drop, and 6A or 1A would be a high energy drop. Lastly, 11B allows you to change the mood.