ICO made "Siri 4" available on June 16, 2021. Siri 4 is 2 minutes and 45 seconds long and may contain bad words that may be unsuitable for children. Since Siri 4 only contains only one song in the album, we like to consider this song as a single. Based on our statistics, Siri 4's popularity is average in popularity right now. The overall tone is very danceable, especially with its high energy, which produces more of a euphoric, cheerful, or happy vibe.

Siri 4 テンポ

With Siri 4 by ICO having a テンポ of 158 with a half-time of 79 テンポ and a double-time of 316 テンポ, we would consider this track to have a Vivace (lively and fast) tempo marking. Because of this, we believe that the song has an overall fast tempo. Looking at the テンポ of this song, this song might go great with running. The time signature for this track is 4/4.

Siri 4 キー

This song is in the music key of E♭ Major. Or for those who are familiar with the camelot wheel, this song has a camelot key of 5B. So, the perfect camelot match for 5B would be either 5B or 6A. While, 6B can give you a low energy boost. For moderate energy boost, you would use 2B and a high energy boost can either be 7B or 12B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 5A or 4B will give you a low energy drop, 8B would be a moderate one, and 3B or 10B would be a high energy drop. Lastly, 2A allows you to change the mood.