URLs

• https://www.pixiv.net/users/320
• https://www.pixiv.net/stacc/piyoako
• https://twitter.com/piyoako
• https://twitter.com/intent/user?user_id=39964276
• https://sketch.pixiv.net/@piyoako
• http://homepage3.nifty.com/AkoKoizumi/
• http://twitpic.com/photos/piyoako