Submarine made "Back Then" available on March 8, 2023. With this song being about 5 minutes long, at 5:13, "Back Then" by Submarine 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 Back Then and no other songs are present in the album, we classify this track as a single. The popularity of Back Then is currently unknown right now. The overall tone is very danceable, especially with its high energy, which produces more of a euphoric, cheerful, or happy vibe.

Back Then テンポ

The tempo marking of Back Then by Submarine is Vivace (lively and fast), since this song has a tempo of 174 テンポ. With that information, we can conclude that the song has a fast tempo. The time signature for this track is 4/4.

Back Then キー

This song has a musical key of D♭ Major. This also means that this song has a camelot key of 3B. So, the perfect camelot match for 3B would be either 3B or 4A. While, 4B can give you a low energy boost. For moderate energy boost, you would use 12B and a high energy boost can either be 5B or 10B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 3A or 2B will give you a low energy drop, 6B would be a moderate one, and 1B or 8B would be a high energy drop. Lastly, 12A allows you to change the mood.