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.
FREE BROWSER TOOLS
Choose what you need to check
Start with the date or label shown on your Japanese document.
DATE CONVERSIONJapanese Era ConverterConvert full dates between Reiwa, Heisei and other modern eras and Western dates.YEAR REFERENCEJapanese Era ChartLook up every Meiji-to-Reiwa year with Japanese labels and short forms.AGE ON A DATEJapanese Age CalculatorCalculate full age on the exact date requested by a form or application.BIRTH-YEAR SIGNJapanese 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.