元動画様左上: https://www.youtube.com/watch?v=nh4sStj7KPM&t=1s 左下: https://www.youtube.com/watch?v=XPuEbuSVB_0 右下: https://www.youtube.com/watch?v=MCo9wf58ew8&t=275s22 話… sm3135397825 話… sm31470439
http://www.nicovideo.jp/watch/sm31394810