(動画の出来が)残念！！元→ https://youtu.be/OsXAGNKrmnM?si=jDYM-5MsQydANRak 曲/イガク/重音テト/原口沙輔様 https://www.nicovideo.jp/watch/sm43436193?ref=nicoiphone_other
http://www.nicovideo.jp/watch/sm43473428
