老貓偵探社 made "水銀少年" available on May 12, 2017. The duration of 水銀少年 is about two minutes long, specifically at 2:31. This song does not appear to have any foul language. 水銀少年's duration is considered a little bit shorter than the average duration of a typical track. There is only one song in 小港羅曼史, so we believe that "水銀少年" is a single. Based on our statistics, 水銀少年's popularity is not that popular right now. Since there is more of a neutral sound being played, this makes the track somewhat danceable.
The tempo marking of 水銀少年 by 老貓偵探社 is Allegro (fast, quick, and bright), since this song has a tempo of 153 テンポ. With that information, we can conclude that the song has a fast tempo. This song can go great with running. The time signature for this track is 4/4.
F♯ Minor is the music key of this track. This also means that this song has a camelot key of 11A. So, the perfect camelot match for 11A would be either 11A or 10B. While, a low energy boost can consist of either 11B or 12A. For moderate energy boost, you would use 8A and a high energy boost can either be 1A or 6A. However, if you are looking for a low energy drop, finding a song with a camelot key of 10A would be a great choice. Where 2A would give you a moderate drop, and 9A or 4A would be a high energy drop. Lastly, 2B allows you to change the mood.