Japanese.7z Link

Restart your computer, extract the file, then change it back. Method C: Use Bandizip or WinRAR (Alternative)

If you need to extract many such files, temporarily change your Windows system locale to Japanese. Go to > Clock and Region > Region . Click the Administrative tab. Click Change system locale... and select Japanese (Japan) . Japanese.7z

This archive tool is generally better at detecting Japanese encoding automatically and often manages it without changing system settings. Restart your computer, extract the file, then change it back

7zzs (standalone 7-Zip) can be used without installation. If you tell me: Are you using Windows or macOS/Linux ? Are you using the GUI or Command Line ? I can provide the exact command or steps for your setup. Encrypting and decrypting archives with 7-Zip - Red Hat Click the Administrative tab

Version 19 and later have improved handling of Japanese half-width kana, reducing the occurrence of garbled text.

This is the most reliable method for handling Japanese character encoding directly. Open Command Prompt or Terminal.

Use the -mcp switch with Code Page 932 (Japanese) to extract: 7z x "YourFile.7z" -mcp=932