URLs

• https://www.pixiv.net/users/3128122
• https://www.pixiv.net/stacc/i_nasu
• https://sketch.pixiv.net/@i_nasu
• http://isg.jpn.org
• https://twitter.com/nasu_isg
• http://p.twipple.jp/user/nasu_isg
• http://twitpic.com/photos/nasu_isg