MyAnimeList (or MAL for short) is a manga and anime cataloging website that also has an entry for the voice actors, theme song performers and staffs. It is not limited to just Japanese voice actors as there are also entries for voice actors in other languages such as English, Italian and German. It also has entries for fictional characters which might be credited for a song's performance. The link to the website is https://myanimelist.net/

The formatting link for a person is https://myanimelist.net/people/<UniqueNumber>
while for characters, it is https://myanimelist.net/character/<UniqueNumber>
Studios could also be linked through the link of https://myanimelist.net/anime/producer/<UniqueNumber>