"急展開!" by Takayuki Hattori was released on January 18, 2023. With 急展開! being less than two minutes long, at 1:12, we are fairly confident that this song is not explicit and is safe for all ages. Based on the duration of this song, this song duration is much smaller than the average song duration. There is only one song in 映画「イチケイのカラス」オリジナルサウンドトラック, so we believe that "急展開!" is a single. 急展開! 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.

急展開! テンポ

The tempo marking of 急展開! by Takayuki Hattori is Andante (at a walking pace), since this song has a tempo of 86 テンポ. With that information, we can conclude that the song has a slow tempo. This song can go great with yoga or pilates. The time signature for this track is 3/4.

急展開! キー

This song has a musical key of F♯ Minor. 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.