Koushino made "Seker" available on August 22, 2019. Seker is explicit and may not be suitable for children. With the duration being about 3:45, this song is close to the average duration of a typical track. Since Seker only contains only one song in the album, we like to consider this song as a single. In terms of popularity, Seker is currently below average in popularity. The overall mood can be danceable to some, especially with it's high amount of postive energy.

Seker テンポ

With Seker by Koushino having a テンポ of 99 with a half-time of 50 テンポ and a double-time of 198 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. The time signature for this track is 4/4.

Seker キー

This song is in the music key of B♭ Minor. Which also means that the camelot key for this song is 3A. So, the perfect camelot match for 3A would be either 3A or 2B. While, a low energy boost can consist of either 3B or 4A. For moderate energy boost, you would use 12A and a high energy boost can either be 5A or 10A. However, if you are looking for a low energy drop, finding a song with a camelot key of 2A would be a great choice. Where 6A would give you a moderate drop, and 1A or 8A would be a high energy drop. Lastly, 6B allows you to change the mood.