Yuuna Nini made "Kaerou" available on December 24, 2022. With this song being about 5 minutes long, at 4:31, "Kaerou" by Yuuna Nini is fairly a long song compared to the average song length. This song does not have an "Explicit" tag, making it safe for all ages. Because this song is the only song in Kaerou and no other songs are present in the album, we classify this track as a single. In terms of popularity, Kaerou is currently not that popular. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.

Kaerou テンポ

We consider the tempo marking of Kaerou by Yuuna Nini to be Andante (at a walking pace) because the track has a tempo of 92 テンポ, a half-time of 46テンポ, and a double-time of 184 テンポ. Based on that, the speed of the song's tempo is slow. Activities such as, yoga or pilates, can go well with this song. The time signature for this track is 4/4.

Kaerou キー

The music key of this track is 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.