https://www.pixiv.net/users/6909525
https://www.pixiv.net/stacc/arikocco
https://twitter.com/arikocco
https://twitter.com/intent/user?user_id=81094286
https://seiga.nicovideo.jp/user/illust/709034
https://www.nicovideo.jp/user/709034
https://pawoo.net/@arikocco
https://pawoo.net/web/accounts/33702
https://sketch.pixiv.net/@arikocco
http://doujinshi.mugimugi.org/browse/author/3806/Ariko-Youichi/
http://ja.wikipedia.org/wiki/有子瑶一
