Two more Japanese TF Archives websites.
This one has mostly manga but it does cover all Japanese TFs that it finds:
https://kemonomimitransfur.seesaa.net/
This one has a bigger list than the other one but is a bit more harder to navigate:
https://kotaroumagazine.com/ Edit: And it's gone.
Hopefully a web translator like the one Microsoft Edge can help in browsing categories in both of these sites, especially the latter. In that one I managed to find a werewolf TF epidemic episode that happened in an anime.