What should I do if my number card cannot be read?

If you cannot read your My Number Card with your smartphone or IC card reader, check that the device is compatible with reading, and check the reading position (IC chip position) (external site) of your My Number Card (external site).

Please refer to the public personal authentication (JPKI) portal site (outside site) for confirmation of devices that support reading My Number Card and frequently asked questions.

• List of NFC Smartphones compatible with My Number Cards (outside site)
• List of Android smartphones compatible with Bluetooth connection (external site)
• List of IC card readers that support My Number Cards (external site)

• Frequently Asked Questions (external site)
• Troubleshooting (external site)
• Technical inquiries (Web form) (external site)

• 0120-95-0178 (toll-free)
• 0570-783-578 (Navi-dial navigation dial)
• 050-3818-1250 (Normal call charges)

• Toll-free number
  • Weekdays: 9:30～20:00
  • Saturdays, Sundays, and holidays: 9:30-17: 30 (excluding New Year holidays from December 29 to January 3)
• Nationwide Navi Dial / Normal Telephone Charge
  • All day: 8:30 to 20:00 (excluding New Year's holidays from December 29 to January 3)

※If you suspect that the IC chip of your My Number Card is defective, please contact the ward office of Family Registry Division Registration Section.