Atrey made "Nostalgie" available on September 30, 2022. With this song being around four minutes long, at 4:15, 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. Because this song is the only song in Nostalgie and no other songs are present in the album, we classify this track as a single. Furthermore, we believe that the track originated from Switzerland. In terms of popularity, Nostalgie is currently below average in popularity. Since there is more of a neutral sound being played, this makes the track somewhat danceable.

Nostalgie テンポ

With Nostalgie by Atrey having a テンポ of 90 with a half-time of 45 テンポ and a double-time of 180 テンポ, we would consider this track to have a Andante (at a walking pace) tempo marking. Because of this, we believe that the song has an overall slow tempo. Looking at the テンポ of this song, this song might go great with yoga or pilates. The time signature for this track is 4/4.

Nostalgie 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.