JP · JPN

Japan

Official and reviewed ID format references, with permanently masked examples for copy and QA. This site does not validate identity IDs.

Official public format

My Number

個人番号

Regex^\d{4} \d{4} \d{4}$

9852 381* 1083

Regex and masked examples are reference only. This page does not validate identity IDs.

Data provenance

Data snapshot: 2026-08-14