How do I find official or reliable first-hand sources for which companies produce an anime series? I usually refer to MyAnimeList and Anime News Network, but I cannot find official or company corroboration for some of their articles. Studios usually list their works on their official web page. Is there a similar website for licensors and production companies? Do I need to check the Japanese equivalent of the SEC? The best I could find are...
Originally asked by Joachim Rives on Stack Exchange (anime) (CC BY-SA 4.0).