Brain Q made "情熱的な裏道" available on January 1, 2020. With 情熱的な裏道 being less than a minute long, we are pretty confident that this song does not contain any foul language. That being said, this song is pretty short compared to other songs. The track order of this song in Brain Q's "Mixture" album is number 8 out of 15. 情熱的な裏道 is not that popular right now. The mood doesn't appear to be that danceable, but it still produces a high amount of positive energy.
We consider the tempo marking of 情熱的な裏道 by Brain Q to be Andante (at a walking pace) because the track has a tempo of 85 テンポ, a half-time of 42テンポ, and a double-time of 170 テンポ. Based on that, the speed of the song's tempo is slow. Activities such as, yoga or pilates, can go well with this song. The time signature for this track is 1/4.
B Minor is the music key of this track. This also means that this song has a camelot key of 10A. So, the perfect camelot match for 10A would be either 10A or 9B. While, a low energy boost can consist of either 10B or 11A. For moderate energy boost, you would use 7A and a high energy boost can either be 12A or 5A. However, if you are looking for a low energy drop, finding a song with a camelot key of 9A would be a great choice. Where 1A would give you a moderate drop, and 8A or 3A would be a high energy drop. Lastly, 1B allows you to change the mood.