URLs

• https://www.pixiv.net/users/573531
• https://www.pixiv.net/stacc/hopper001
• https://twitter.com/PRC_hopper
• https://twitter.com/intent/user?user_id=105421065
• https://seiga.nicovideo.jp/user/illust/115144
• https://www.nicovideo.jp/user/115144
• https://sketch.pixiv.net/@hopper001
• http://comtee.blog.fc2.com
• http://twitpic.com/photos/PRC_hopper
• http://yfrog.com/user/PRC_hopper/photos