CKolle

This issue seems to come down to that bottles sets `LC_ALL=ja_JP` when selecting Japanese. When it should set it to `LC_ALL=ja_JP.UTF-8`. This is what [proton](https://github.com/ValveSoftware/Proton/blob/bc4d2acf3ba8c3edd8ba915e520996ed811eaf3c/steam_helper/steam.cpp#L173) and [lutris](https://github.com/lutris/lutris/blob/17ea62819e906bcfdcded91fe6e5be8859ceb8f9/lutris/sysoptions.py#L39) sets when changing...

I tested this on proton 8, and the movies now play. However there is a bug in that happens at the end or whenever the you try to en the...