URLs

• https://www.pixiv.net/users/174369
• https://www.pixiv.net/stacc/i_shi_o
• https://twitter.com/yuu3_0u0
• https://twitter.com/intent/user?user_id=3749271613
• https://sketch.pixiv.net/@i_shi_o
• http://www1.ocn.ne.jp/~i-log/