Proposal : Update Anime Gekkou no Pierce: Yumemi to Gin no Bara no Kishidan studios

Proposal details

This proposal will make the following change(s):

Update the studios of the anime Gekkou no Pierce: Yumemi to Gin no Bara no Kishidan

Change the studios from :
Unknown
to
Pierrot

Based on the following reason: Missing

With the source: https://pierrot.jp/archive/movie_b2000/mov_12.html