理芽's '百年' came out on December 6, 2023. With this song being about 5 minutes long, at 4:53, "百年" by 理芽 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 are a total of 13 in the song's album "NEW ROMANCER2". In this album, this song's track order is #12. Furthermore, we believe that the track originated from Japan. The popularity of 百年 is currently not that popular right now. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

百年 テンポ

With 百年 by 理芽 having a テンポ of 166 with a half-time of 83 テンポ and a double-time of 332 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.

百年 キー

B Major is the music key of this track. This also means that this song has a camelot key of 1B. So, the perfect camelot match for 1B would be either 1B or 2A. While, 2B can give you a low energy boost. For moderate energy boost, you would use 10B and a high energy boost can either be 3B or 8B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 1A or 12B will give you a low energy drop, 4B would be a moderate one, and 11B or 6B would be a high energy drop. Lastly, 10A allows you to change the mood.