You guys can read this thread if you want to translate (MTL) the game into English.
https://f95zone.to/threads/guide-on-how-to-mtl-almost-everything.156618/
I personally use the first option, MTool. Here is the link:
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Just download the application, run the tool and open the SoS After game.exe file. If it doesn't work, you need to install some Microsoft Runtime requirements.
Just explore the MTool. The only downside for this tool is that, it updates often, idk why.
Edit:
About the runtime requirements, you will see it being suggested by the tool, just click it. You will find some suggestions on the lower left of the tool.