"久遠" by 時瀬高等学校箏曲部 was released on March 8, 2017. Since 久遠 is still less than 10 minute long, it is still considered a pretty long duration song compared to the average song length. This song does not appear to be explicit due to the lack of the "E" tag. There is only one song in この音とまれ!~時瀬高等学校箏曲部~, so we believe that "久遠" is a single. In terms of popularity, 久遠 is currently not that popular. 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 久遠 by 時瀬高等学校箏曲部 is Moderato (at a moderate speed), since this song has a tempo of 118 テンポ. With that information, we can conclude that the song has a moderate tempo. This song can go great with walking. The time signature for this track is 4/4.
G Minor is the music key of this track. Because this track belongs in the G Minor key, the camelot key is 6A. So, the perfect camelot match for 6A would be either 6A or 5B. While, a low energy boost can consist of either 6B or 7A. For moderate energy boost, you would use 3A and a high energy boost can either be 8A or 1A. However, if you are looking for a low energy drop, finding a song with a camelot key of 5A would be a great choice. Where 9A would give you a moderate drop, and 4A or 11A would be a high energy drop. Lastly, 9B allows you to change the mood.