URLs

• https://www.pixiv.net/users/1904416
• https://www.pixiv.net/stacc/k1_yagisawa
• https://twitter.com/k1_yagisawa
• https://twitter.com/intent/user?user_id=115898288
• https://pawoo.net/@k1_yagisawa
• https://pawoo.net/web/accounts/24263
• https://sketch.pixiv.net/@k1_yagisawa
• http://www.amazon.co.jp/やぎさわ景一/e/B004LUQ4B4/
• http://amzn.to/2q0y00O
• http://yagisawa-k1.cocolog-nifty.com/blog/
• http://www2.odn.ne.jp/~yagi-gallery/
• http://twitpic.com/photos/k1_yagisawa