Natsuko Nisshoku made "四十路 - cluster ver." available on August 11, 2021. With this song being about 5 minutes long, at 5:03, "四十路 - cluster ver." by Natsuko Nisshoku 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. There is only one song in アンチ・フリーズ, so we believe that "四十路 - cluster ver." is a single. The popularity of 四十路 - cluster ver. is currently below average in popularity right now. Since there is more of a neutral sound being played, this makes the track somewhat danceable.

四十路 - cluster ver. テンポ

The tempo marking of 四十路 - cluster ver. by Natsuko Nisshoku is Vivace (lively and fast), since this song has a tempo of 168 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.

四十路 - cluster ver. 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.