Follow the on-screen installer prompts. (Since your locale is set to Japanese, the text will render correctly in Japanese rather than showing scrambled symbols).
Or manually:
anewayanmamajunyuuchuu install --verbose anewayanmamajunyuuchuu install
Make sure your graphic drivers are up to date and check that your antivirus didn't accidentally quarantine the .exe file. Follow the on-screen installer prompts