元動画 https://www.youtube.com/watch?v=OsY8RpmAsbE 笹木咲 https://www.youtube.com/channel/UCoztvTULBYd3WmStqYeoHcA 椎名唯華 https://www.youtube.com/channel/UC_4tXjqecqox5Uc05ncxpxg
http://www.nicovideo.jp/watch/sm35644397
