見た事も無い悪夢の世界 -EXTRAのテーマ（東方紺珠伝）VIOLIN ROCK

見た事も無い悪夢の世界 -EXTRAのテーマ（東方紺珠伝）VIOLIN ROCK is a song by ZUN with a tempo of 163 BPM. It can also be used half-time at 82 BPM. The track runs 4 minutes and 19 seconds long with a B key and a major mode. It has high energy and is somewhat danceable with a time signature of 4 beats per bar .