UST/调教/MIX：落雨original song： https://www.youtube.com/watch?v=9O6RCASDnSIUST ： https://drive.google.com/open?id=0B2gdebCl0d6QdnJXSmlwYjktSWc https://www.youtube.com/watch?v=IAZgrDaKRfIhttp://www.bilibili.com/video/av4967885/
http://www.nicovideo.jp/watch/sm29547095
