Opto

Opto is a somber song by Hiroaki Iizuka with a tempo of 130 BPM. It can also be used half-time at 65 BPM or double-time at 260 BPM. The track runs 7 minutes and 7 seconds long with a A♯/B♭ key and a minor mode. It has high energy and is very danceable with a time signature of 1 beat per bar .