URLs

• https://twitter.com/T__Yanagi
• https://twitter.com/intent/user?user_id=436797162
• https://en.wikipedia.org/wiki/Tetsuya_Yanagisawa
• https://ja.wikipedia.org/wiki/柳沢テツヤ
• https://anidb.net/creator/6445
• https://anidb.net/creator/20115
• https://anidb.net/creator/21548
• https://www.animenewsnetwork.com/encyclopedia/people.php?id=563
• https://w.atwiki.jp/anime_wiki/pages/339.html
• https://myanimelist.net/people/14785