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What to Do If the Conversion Doesn't Work

Published: Oct 19, 2026 | Updated: Oct 19, 2026 | About (Japanese)

Key points
  • Enter digits only
  • Check it is 1868 or later
  • Check the era is selected

If Convert Between Western Years and Japanese Eras doesn't work, check the following.

Checklist

  1. Enter the year as digits only (for example 2000).
  2. Years before 1868 are not supported.
  3. For era to AD, make sure an era is selected.
Use "Convert Between Western Years and Japanese Eras" (free)

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