Junichi Matsumoto's '森の図書館' came out on May 30, 2018. With 森の図書館 being less than two minutes long, at 1:18, 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 is only one song in 「魔法使いの嫁 星待つひと」オリジナルサウンドトラック, so we believe that "森の図書館" is a single. Based on our statistics, 森の図書館's popularity is 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.
The tempo marking of 森の図書館 by Junichi Matsumoto is Allegro (fast, quick, and bright), since this song has a tempo of 135 テンポ. With that information, we can conclude that the song has a fast tempo. This song can go great with walking. The time signature for this track is 4/4.
This song is in the music key of C Major. This also means that this song has a camelot key of 8B. So, the perfect camelot match for 8B would be either 8B or 9A. While, 9B can give you a low energy boost. For moderate energy boost, you would use 5B and a high energy boost can either be 10B or 3B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 8A or 7B will give you a low energy drop, 11B would be a moderate one, and 6B or 1B would be a high energy drop. Lastly, 5A allows you to change the mood.