jadb

An SQLite database containing open source japanese dictionary data combined from several sources

Note that while the license for the code is MIT, the data has various licenses.

Sources

Source name	URL
JMDict:	https://edrdg.org/jmdict/j_jmdict.html
RADKFILE/KRADFILE:	https://www.edrdg.org/krad/kradinf.html
KANJIDIC2:	https://www.edrdg.org/kanjidic/kanjd2index_legacy.html
Tanos JLPT levels:	https://www.tanos.co.uk/jlpt/
Kangxi Radicals:	https://ctext.org/kangxi-zidian