ぷにぷに電機's ' "ハイウェイ・ライン" was released on its scheduled release date, December 21, 2017. With this song being about 5 minutes long, at This song is fairly a long song compared to the average song length. This song does not have an "Explicit" tag, making it safe for all ages. There is only one song in ときめき相対性原理, so we believe that "ハイウェイ・ライン" is a single. In terms of popularity, ハイウェイ・ライン is currently not that popular. The overall tone is very danceable, especially with its high energy, which produces more of a euphoric, cheerful, or happy vibe.
The tempo marking of ハイウェイ・ライン by ぷにぷに電機 is Andante (at a walking pace), since this song has a tempo of 105 BPM. With that information, we can conclude that the song has a slow tempo. The time signature for this track is 4/4.
D♭ Major is the music key of this track. This also means that this song has a camelot key of 3B. So, the perfect camelot match for 3B would be either 3B or 4A. While, 4B can give you a low energy boost. For moderate energy boost, you would use 12B and a high energy boost can either be 5B or 10B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 3A or 2B will give you a low energy drop, 6B would be a moderate one, and 1B or 8B would be a high energy drop. Lastly, 12A allows you to change the mood.
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