リスニング四天王と化したりんごろうBB

https://img.cdn.nimg.jp/s/nicovideo/thumbnails/36689985/36689985.21627857.original/r1280x720l?key=56b45b08fadf3024703b5d71e35bfba301eab8274bfb05293e5248590a30d120#.png https://www.nicovideo.jp/watch/sm36689985