URLs

• https://en.wikipedia.org/wiki/Yūji_Iwahara
• https://ja.wikipedia.org/wiki/岩原裕二
• https://anidb.net/creator/7054
• https://www.animenewsnetwork.com/encyclopedia/people.php?id=23737
• https://myanimelist.net/people/2370
• http://www2.tky.3web.ne.jp/~lobo/