Western to Japanese Date Converter

Convert Western calendar dates to Japanese era dates (年号). Supports Meiji, Taisho, Showa, Heisei, and Reiwa eras.

Quick dates:

Japanese Era Reference

Era NameKanjiPeriodYears
Reiwa令和5/1/2019 - Present7 years
Heisei平成1/8/1989 - 4/30/201931 years
Showa昭和12/25/1926 - 1/7/198964 years
Taisho大正7/30/1912 - 12/24/192615 years
Meiji明治1/25/1868 - 7/29/191245 years

About Japanese Era Dating

The Japanese calendar uses a system of eras (年号, nengō) based on the reign of emperors. Each era has its own name and starts from year 1.

  • Format: Era name + year number + 年 (year) + month + 月 (month) + day + 日 (day)
  • Example: 令和5年4月1日 = Reiwa 5 (2023), April 1st
  • Official Use: Government documents, forms, and traditional contexts use era dating
  • Conversion: Add the era year to the era's start year minus 1 to get the Western year