URLs

• https://www.pixiv.net/users/3009013
• https://www.pixiv.net/stacc/robotninja75
• https://twitter.com/marutakeo
• https://twitter.com/intent/user?user_id=4771726274
• https://seiga.nicovideo.jp/user/illust/7417578
• https://www.nicovideo.jp/user/7417578
• https://www.tinami.com/creator/profile/14477
• http://robotninja.blog.fc2.com
• http://portal.circle.ms/Circle/Index/10027540