Japanese Era Converter
Convert between Western calendar dates and Japanese era dates (Nengo). Support for Reiwa, Heisei, Showa, Taisho, and Meiji eras.
How to Convert Japanese Era Dates
- 1 Select conversion direction: Western to Japanese or Japanese to Western
- 2 For Western dates, enter the calendar date
- 3 For Japanese dates, select the era and enter the year
- 4 Click Convert to see the equivalent date
- 5 View era information including start dates and emperor names
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Last updated: January 15, 2026 · v2.1