本編: https://www.youtube.com/watch?v=ErCNWRIwiyohttps://www.youtube.com/watch?v=gavuEUcAV0Uhttps://www.youtube.com/watch?v=uwtdJh0Qvcohttps://www.youtube.com/watch?v=P2WWscryZ8Ehttps://www.youtube.com/watch?v=EVO0sRTdWUE 葛葉: https://www.youtube.com/channel/UCSFCh5NL4qXrAy9u-u2lX3g
http://www.nicovideo.jp/watch/sm38160116
