"メインテーマ" by 藤澤慶昌 was released on January 17, 2018. With メインテーマ being less than two minutes long, at 1:56, 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 48 in the song's album "TVアニメ『宝石の国』オリジナルサウンドトラック". In this album, this song's track order is #1. Furthermore, we believe that the track originated from Japan. メインテーマ is average in popularity right now. In our opinion, the overall tone is not very danceable and projects negative sounds, such as being sad, depressed, or angry.

メインテーマ テンポ

With メインテーマ by 藤澤慶昌 having a テンポ of 72 with a half-time of 36 テンポ and a double-time of 144 テンポ, we would consider this track to have a Adagio (slowly with great expression) tempo marking. Because of this, we believe that the song has an overall slow tempo. The time signature for this track is 4/4.

メインテーマ キー

B♭ 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 6B. So, the perfect camelot match for 6B would be either 6B or 7A. While, 7B can give you a low energy boost. For moderate energy boost, you would use 3B and a high energy boost can either be 8B or 1B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 6A or 5B will give you a low energy drop, 9B would be a moderate one, and 4B or 11B would be a high energy drop. Lastly, 3A allows you to change the mood.