youtube https://www.youtube.com/channel/UCS7_xYyGXLiBjVJ_FkqIlIg?view_as=subscriberTwitter https://twitter.com/yukkuriraito87 ニコニコ動画 https://www.nicovideo.jp/user/89149684/top
http://www.nicovideo.jp/watch/sm35080148
