another silent weekend made "Seiyu" available on June 22, 2019. With Seiyu being less than two minutes long, at 1:46, we are fairly confident that this song is not explicit and is safe for all ages. Based on the duration of this song, this song duration is much smaller than the average song duration. There are a total of 15 in the song's album "Pen Pal". In this album, this song's track order is #1. The popularity of Seiyu is currently not that popular right now. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.
With Seiyu by another silent weekend having a テンポ of 172 with a half-time of 86 テンポ and a double-time of 344 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. The time signature for this track is 4/4.
A♭ Major is the music key of this track. Or for those who are familiar with the camelot wheel, this song has a camelot key of 4B. So, the perfect camelot match for 4B would be either 4B or 5A. While, 5B can give you a low energy boost. For moderate energy boost, you would use 1B and a high energy boost can either be 6B or 11B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 4A or 3B will give you a low energy drop, 7B would be a moderate one, and 2B or 9B would be a high energy drop. Lastly, 1A allows you to change the mood.