JAPANESE DOCUMENT HELPERS
Japanese dates, ages and year labels made readable
Free English-language tools for Japanese era dates, full age, and zodiac references used in residence, school, employment and city-hall paperwork.
No account is required. All entries stay in your browser.
Choose a tool
Japanese Era ConverterConvert full dates between Reiwa, Heisei and other modern eras and Western dates.Japanese Era ChartLook up every Meiji-to-Reiwa year with Japanese labels and short forms.Japanese Age CalculatorCalculate full age on the exact date requested by a form or application.Japanese ZodiacFind a year’s animal, branch and full 60-year stem-branch name.
When these tools help
Japanese city offices, schools and employers may present dates using era names even when you normally use Gregorian years. A residence procedure may ask whether the year field is 西暦, Western calendar, or 和暦, Japanese era calendar.
Check before you submit
These calculators help you prepare a draft. The organization issuing a form decides the accepted date style, cutoff date and evidence, so use its instructions as the final authority.