エトです。曲 https://x.com/tosho_ate?s=21&t=ES560-yElrJzPt5Euv4UvQoffvocal https://drive.google.com/drive/folders/1EndiHRLuIwQPmR-tQFLfTJrpfMYrODMR?usp=drive_link
http://www.nicovideo.jp/watch/sm43978809
