URLs

• http://mo111room111.blog.fc2.com
• http://en.wikipedia.org/wiki/Tomonori_Kogawa
• http://ja.wikipedia.org/wiki/湖川友謙
• https://anidb.net/creator/3485
• https://www.animenewsnetwork.com/encyclopedia/people.php?id=10732
• http://www18.atwiki.jp/sakuga/pages/366.html
• http://www.pelleas.net/aniTOP/index.php/tomonori_kogawa