Convert between Japanese era years (Reiwa, Heisei, Showa…) and Western dates in a tap. Explore zodiac signs, Rokuyo, and solar terms — the traditional Japanese calendar made approachable.
Supports Reiwa, Heisei, Showa, Taisho, and Meiji. Type any date and get the result instantly. Perfect for checking dates on Japanese documents.
See today's Chinese zodiac animal, Rokuyo lucky-day cycle, and the current 24 solar term — all on the home screen at a glance.
Point your camera at any document and Reki automatically detects and converts Japanese era dates — no manual typing needed.
Just say the date out loud and Reki converts it instantly. Supports speech recognition in 5 languages.
Display today's era date, zodiac, and Rokuyo directly on your Home Screen or Lock Screen with beautiful seasonal backgrounds.
Check today's wareki, zodiac, Rokuyo, and solar term right on your wrist. Watch face complications included.
Full support for Japanese, English, Simplified Chinese, Traditional Chinese, and Korean — great for international visitors to Japan.