https://www.pixiv.net/users/2662049
https://www.pixiv.net/stacc/delta_zone
https://twitter.com/delta_area
https://twitter.com/intent/user?user_id=401411558
https://seiga.nicovideo.jp/user/illust/488666
http://com.nicovideo.jp/community/co584366
http://com.nicovideo.jp/community/co1022224
https://www.nicovideo.jp/user/488666
http://blog.livedoor.jp/ff11sadism/
