URLs

• https://www.pixiv.net/users/489710
• https://www.pixiv.net/stacc/dd_tatsuki
• https://twitter.com/hrk_dd
• https://twitter.com/intent/user?user_id=110409408
• https://sketch.pixiv.net/@dd_tatsuki
• http://ddhrkttk.web.fc2.com
• http://twitpic.com/photos/hrk_dd