TSUBO : Japanese Crossword

Build your Japanese word by word. Tap-to-fill kana crosswords with furigana, audio, and JLPT N5–N1 levels.

TSUBO is a kana crossword puzzle for learners of Japanese.

Tap the letters to fill each clue — no keyboard, no typing. Clues are shown in your language (English, Vietnamese, Thai, Indonesian, or Japanese), so you read the meaning and recall the word.

• Tap-to-fill kana input — confusable dummy characters keep it challenging • JLPT levels N5 to N1, 100 puzzles each • Furigana on every example and clue (Japanese mode) • Tap to hear native-style pronunciation • A "Word Jar" that fills as you collect words • A daily puzzle that reviews what you should study next (spaced repetition) • Light / dark theme, 5 interface languages • Works fully offline — no account needed

Learn kana, vocabulary, and JLPT words a little every day.