「ご無沙汰ね?絶望さん」■original【 https://www.youtube.com/watch?v=aOjfZH2nP6c 】■vocalinat【 https://twitter.com/I_nat8 】■mix菊水音【 https://twitter.com/groupwork_ 】
http://www.nicovideo.jp/watch/sm41229119