How to use
- Open the tool and pick an output format if available. \n
- Click generate to create a fictional value that follows validation rules. \n
- Copy the result into forms, demos, or automated test suites.
What it's for
Generate Japanese My Numbers with a valid check digit.
About the document
My Number (individual number) is a 12-digit Japanese ID with a modulo-11 check digit.
Also useful
Need to validate? Try the My Number validator.
よくある質問
- Is this a real registered value?
- No. It only follows the check algorithm for testing.
- Does data leave my browser?
- No. Everything runs locally on your device.
関連ツール
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