URLs

• https://www.pixiv.net/users/1839946
• https://www.pixiv.net/stacc/yasucaflex
• https://twitter.com/koyasu670
• https://twitter.com/intent/user?user_id=385548793
• https://sketch.pixiv.net/@yasucaflex
• http://asahibeerumai.blogspot.com
• http://dialno670.jimdo.com
• http://twitpic.com/photos/koyasu670
• http://yfrog.com/user/koyasu670/photos