steven-kraft.com/projects/japanese/
Interactive tools for practicing Japanese grammar conjugations, JLPT vocabulary, and other fundamentals. Includes verb and adjective forms, counters, numbers, and supplementary materials for the Genki textbook.
Apps and toolsGrammarVocabularyVerb conjugationTextbooksJLPTTe-formCountersAdjectivesJLPT N5JLPT N4Transitive and intransitive