URLs

• https://www.pixiv.net/users/31314
• https://www.pixiv.net/stacc/qkat
• https://twitter.com/arikawa44
• https://twitter.com/intent/user?user_id=2565255379
• https://pawoo.net/@qkat
• https://pawoo.net/web/accounts/188443
• https://qkat.fanbox.cc
• https://sketch.pixiv.net/@qkat
• http://arikawadou.x.fc2.com
• http://koroshibeya.blog.fc2.com
• http://www.dlsite.com/ecchi-eng/circle/profile/=/maker_id/RG07661.html
• http://www.dlsite.com/maniax/circle/profile/=/maker_id/RG07661.html
• http://www.doujinshi.org/browse/author/10627/Arikawa-Katokichi/
• http://www.h4.dion.ne.jp/~arikawa/