Japanese Calendar Converter vs Japanese Era Converter (JEras) Usage & Stats
Easily Convert Japanese Eras to Western Years — and Much More!
This app lets you instantly convert between the Japanese calendar (Gengō) and the Western (Gregorian) calendar. Whether you're researching history, filling out forms, or just curious, it's a handy tool for everyday use in Japan.
Features:
- Convert Japanese eras (Meiji, Taisho, Showa, Heisei, Reiwa) to Western years — and vice versa
- Instantly see the age of someone born in any year
- Check the Japanese Zodiac (Eto) and the Chinese Zodiac animal for any year
- Find out if a year is a leap year
- Clean and easy-to-use interface
Perfect for students, teachers, professionals, and anyone interested in Japanese culture or history.
- Apple App Store
- Free
- Productivity
Store Rank
- -
Japanese Era Converter (JEras) is a handy tool to convert Gregorian calendar years into Japanese calendar years and vice versa.
On January 1, 1873, Japan adopted the Gregorian calendar, the internationally accepted civil calendar. Nevertheless, the traditional era calendar scheme is commonly used in Japan. The Japanese calendar identifies a year by the combination of the Japanese era name (nengō) and an identification number in ascending order. Japanese Era Converter (JEras) converts Gregorian calendar years into Japanese calendar years, and vice versa. Moreover, it presents some special features, like displaying chronological age or Chinese calendar animal signs.
Key Features
・ Fast conversion from the Gregorian calendar to the Japanese calendar, and vice versa, as of 1868 (Keiō 4 / Meiji 1)
・ Chronological age calculator
・ Chinese calendar animal signs
- Apple App Store
- Free
- Productivity
Store Rank
- -
Japanese Calendar Converter VS. 
Japanese Era Converter (JEras)January 14, 2026