Sadafumi Shijou

四条定史, Yojouhan (四畳半)
Doujin circle: Yojouhan Websitehttp://shijyo.sakura.ne.jp/ Bloghttp://shijyo.blog3.fc2.com/ Twitterhttps://twitter.com/shijyo Pixivhttp://www.pixiv.net/member.php?id=2630903