"Hagane" by ST AR-15 (CV：加藤英美里) was released on August 26, 2020. With this song being around four minutes long, at 3:53, the duration of this song is pretty average compared to other songs. This track is safe for children and doesn't appear to contain any foul language, since the "Explicit" tag was not present in this track. The song is number 4 out of 11 in Character Songs Collection「ECHOES」 by ドールズフロントライン. Based on our statistics, Hagane'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.

Hagane テンポ

The tempo marking of Hagane by ST AR-15 (CV：加藤英美里) is Allegro (fast, quick, and bright), since this song has a tempo of 145 テンポ. With that information, we can conclude that the song has a fast tempo. This song can go great with jogging or cycling. The time signature for this track is 4/4.

Hagane キー

This song has a musical key of B Minor. 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.