When extracting, you likely see file names appearing as ? , テスト , or other junk characters. This is because your system is interpreting the Shift-JIS encoding as standard Unicode (UTF-8) or ASCII. 2. Solutions for Extraction Method A: Using 7-Zip Command Line (Recommended)
Restart your computer, extract the file, then change it back. Method C: Use Bandizip or WinRAR (Alternative) Japanese.7z
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 When extracting, you likely see file names appearing as
Use the -mcp switch with Code Page 932 (Japanese) to extract: 7z x "YourFile.7z" -mcp=932 If you tell me: Are you using Windows or macOS/Linux
Here is a complete write-up to handle, fix, and extract Japanese.7z files properly. 1. Identifying the Issue