Acknowledgements

Kotoba is built on open dictionaries and open-source software. We're grateful to the people and projects below, and credit them as their licences require.

• JMdict

  Japanese–English dictionary

  © James William Breen and the Electronic Dictionary Research and Development Group

  Creative Commons Attribution-ShareAlike 4.0 (CC BY-SA 4.0)

• KANJIDIC2

  Kanji dictionary

  © James William Breen and the Electronic Dictionary Research and Development Group

  Creative Commons Attribution-ShareAlike 4.0 (CC BY-SA 4.0)

• Tatoeba

  Example sentences

  © the Tatoeba project and its contributors

  Creative Commons Attribution 2.0 France (CC BY 2.0 FR)

• KanjiVG

  Stroke-order diagrams

  © Ulrich Apel

  Creative Commons Attribution-ShareAlike 3.0 (CC BY-SA 3.0)

• yomitan-jlpt-vocab

  JLPT level data for vocabulary

  © Stephen Kraus, derived from Jonathan Waller's JLPT resources (tanos.co.uk)

  Creative Commons Attribution-ShareAlike 4.0 (CC BY-SA 4.0)

• kanji-data

  JLPT level data for kanji

  © David Gouveia, derived from Jonathan Waller's JLPT resources (tanos.co.uk)

  MIT License

• GRDB

  SQLite database access

  © Gwendal Roué

  MIT License