種類:
対象:
https://twitter.com/NY_channel_/status/1769706577806893437界隈風.piano midi→https://23.gigafile.nu/0624-df8a5a7360e9376b4de370dcb4a7cd7c2
http://www.nicovideo.jp/watch/sm43545088
厭世主義
http://www.nicovideo.jp/watch/sm43660079