URLs

• http://en.wikipedia.org/wiki/Hideki_Tachibana
• https://anidb.net/creator/1794
• https://www.animenewsnetwork.com/encyclopedia/people.php?id=6574
• http://www7.atwiki.jp/anime_wiki/pages/406.html
• http://www18.atwiki.jp/sakuga/pages/365.html
• http://www19.atwiki.jp/enshutsu/pages/411.html