Cannot install 母娘乱館 / Oyako Rankan

[OriginProgenitor]

Trying to install Oyako Rankan, but i get mojibake.

I have locale set as Japanese, and i see that there are some installer fixes, but nothing works. Can anyone give me some more info/help?

Here's vndb title:
https://vndb.org/v10732

 

[OriginProgenitor]

https://www.anime-sharing.com/threads/120928-alicesoft-母娘乱館-installer-fix-h-game.86663/

this is the related thread it seems