Free Japanese tools

Explore Japanese with free tools, without signing up or giving us your email. Check kana readings and stroke order, or add furigana to a passage you want to read. These tools are built by the people who make Niwa, a beginner Japanese learning app.

• Hiragana and katakana chart

  Explore the basic characters, voiced sounds and combinations, with audio and stroke order.

  Open the kana chart

• Kana recognition practice

  Find the characters you confuse in a 30-second test, then drill only the ones you missed.

  Start kana practice

• Furigana converter

  Add readings to Japanese text and copy ruby, brackets or plain kana.

  Add furigana to text

• Japanese graded reader

  Find a short story within your selected word set, with furigana and tap-to-define.

  Find a story to read

• Vocabulary test

  Roughly estimate how many of the 10,000 most common words you know.

  Test your vocabulary