Hiroko Yakushimaru's '月のオペラ' came out on October 22, 1997. With this song being around four minutes long, at 3:50, the duration of this song is pretty average compared to other songs. This track is safe for children and doesn't appear to contain any foul language, since the "Explicit" tag was not present in this track. There is only one song in 古今集 (スペシャル編付), so we believe that "月のオペラ" is a single. The popularity of 月のオペラ 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.

月のオペラ テンポ

The tempo marking of 月のオペラ by Hiroko Yakushimaru is Presto (very, very fast), since this song has a tempo of 178 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.

月のオペラ キー

This song is in the music key of A♭ Major. This also means that 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.