Japanese practice for iPhone and iPad
One Japanese sentence.
A little English, every day.
Translate a daily sentence from Japanese literature, compare it with a reference translation, and practice its vocabulary and readings.
Suwa’s U.S. App Store release is being prepared.
A daily study habit
Today’s translation and vocabulary quizzes are free. Sign in with Apple to begin. Free translation attempts, quiz progress, and dictionary notes are saved on your device.
Suwa Plus
An optional monthly subscription adds AI translation feedback, contextual word reading guides, endless vocabulary practice, and past days. The price and renewal terms appear before purchase in the app.
About AI feedback
With your permission, Suwa Plus sends your submitted English translation through Suwa’s server to OpenAI along with the Japanese sentence and its answer key. Feedback can contain mistakes. See how AI processing works.
Questions about Suwa?
Contact j.tan2231@gmail.com for help with the app, account deletion, subscriptions, or privacy.
Apple’s standard Terms of Use apply to the app.