URLs

• https://www.pixiv.net/users/3645118
• https://www.pixiv.net/stacc/muu_44
• https://twitter.com/muu_44
• https://twitter.com/intent/user?user_id=186487253
• https://sketch.pixiv.net/@muu_44
• https://www.youtube.com/user/44muu
• http://yfrog.com/user/muu_44/photos