https://youtu.be/19y8YTbvri8?si=IpB7LUEMKo9cMxK7 Sped up / Nightcore ver : https://youtu.be/e7FYz1xy7xA?si=b8oKsv9D2nzSXfDU #slowed #reverb #miku #kasaneteto #初音ミク #重音テトsv