月夜ノ約束 by Refrain Girl - AIris Song Details

Refrain Girl - AIris's ' "月夜ノ約束" was released on its scheduled release date, October 9, 2025. With this song being around four minutes long, at 4:24, 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. There is only one song in 月影ノ譜, so we believe that "月夜ノ約束" is a single. Based on our statistics, 月夜ノ約束's popularity is not that popular right now. The overall mood can be danceable to some, especially with it's high amount of postive energy.

BPM and Tempo

The tempo marking of 月夜ノ約束 by Refrain Girl - AIris is Allegro (fast, quick, and bright), since this song has a tempo of 134 BPM. 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 4/4.

Music Key

This song has a musical key of B Minor. This also means that this song has a camelot key of 10A. So, the perfect camelot match for 10A would be either 10A or 9B. While, a low energy boost can consist of either 10B or 11A. For moderate energy boost, you would use 7A and a high energy boost can either be 12A or 5A. However, if you are looking for a low energy drop, finding a song with a camelot key of 9A would be a great choice. Where 1A would give you a moderate drop, and 8A or 3A would be a high energy drop. Lastly, 1B allows you to change the mood.

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