URLs

• https://www.pixiv.net/users/417992
• https://www.pixiv.net/stacc/41620358
• https://twitter.com/sakana_ceo
• https://twitter.com/intent/user?user_id=75311379
• https://sketch.pixiv.net/@41620358
• http://41620358.diary2.nazca.co.jp
• http://ryusuitei.yukimizake.net/index.htm
• https://twitter.com/sakanakatani
• http://c10012904.circle.ms/oc/CircleProfile.aspx
• http://c10034033.circle.ms/oc/CircleProfile.aspx
• http://twitpic.com/photos/sakanakatani
• http://ryusuitei.yukimizake.net/pic/