kaerucar, IA's 'ひとつだけ' came out on December 4, 2023. ひとつだけ is about six minutes long, preciously at 5:35, making this song fairly long compared to other songs. There is only one song in エントツ, so we believe that "ひとつだけ" is a single. ひとつだけ is unknown right now. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

ひとつだけ テンポ

The tempo marking of ひとつだけ by kaerucar, IA is Adagio (slowly with great expression), since this song has a tempo of 75 テンポ. With that information, we can conclude that the song has a slow tempo. The time signature for this track is 4/4.

ひとつだけ キー

This song is in the music key of C Major. This also means that this song has a camelot key of 8B. So, the perfect camelot match for 8B would be either 8B or 9A. While, 9B can give you a low energy boost. For moderate energy boost, you would use 5B and a high energy boost can either be 10B or 3B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 8A or 7B will give you a low energy drop, 11B would be a moderate one, and 6B or 1B would be a high energy drop. Lastly, 5A allows you to change the mood.