Mojiru: Learn Japanese

Rokku Studio Inc.

In-app purchases

About this app

Mojiru is a calm, focused way to learn Japanese — from your very first hiragana character all the way to JLPT N1.

• Built around a spaced-repetition system (SRS) that surfaces the right card at the right moment, Mojiru helps you remember
• Built around a spaced-repetition system (SRS) that surfaces the right card at the right moment, Mojiru helps you remember more while studying less.

LEARN THE KANA
• Master every hiragana and katakana character
• Clear, beautiful glyphs with native audio
• Quick quizzes that lock in recognition

JLPT N5–N1
• Vocabulary and grammar for every level
• Adaptive spaced-repetition review
• Full-length mock tests to check your readiness

STUDY THAT STICKS
• A smart SRS schedules your reviews automatically
• Daily streaks and a study heatmap keep you going
• Track progress across kana, vocabulary, and grammar

DESIGNED TO BE CALM
• A warm “paper and ink” aesthetic, in light and dark
• Careful Japanese typography throughout
• No clutter, no noise — just you and the language

YOURS, EVERYWHERE
• Works fully offline
• Optional sign-in (Google or email) to back up and sync your progress across devices

Mojiru is free to start with hiragana, katakana, and JLPT N5. Mojiru Pro unlocks JLPT N4–N1 and unlimited study.

Start today. Learn a little, every day. 文字る。