URLs

• https://www.pixiv.net/users/74877321
• https://www.pixiv.net/stacc/user_ptds7437
• https://twitter.com/_ototu_
• https://twitter.com/intent/user?user_id=316941161
• https://sketch.pixiv.net/@user_ptds7437
• https://www.pixiv.net/users/299492
• https://www.pixiv.net/stacc/nitta225
• http://twitpic.com/photos/_ototu_
• http://yfrog.com/user/_ototu_/photos