URLs

• https://twitter.com/cho29
• https://twitter.com/intent/user?user_id=84574190
• http://pencom.blog.fc2.com
• https://www.mangaupdates.com/authors.html?id=9688
• https://ja.wikipedia.org/wiki/山本ケイジ
• http://osaka.cool.ne.jp/chouniku
• http://www.cypress.ne.jp/y-keiji/cn3k
• https://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/creater.php?creater=15423
• https://www.doujinshi.org/browse/author/7292/Chouniku