shinobi-japanese.com/pl/blog/koniugacja-japonskich-czasownikow
A complete guide to Japanese verb conjugation covering the three verb groups, polite and plain forms, past tense, negation, and the te-form, with conjugation patterns and example sentences for beginners.
GrammarCourses, textbooks and schoolsTaught in another languageVerb conjugationTe-formKeigo and politenessJLPT N4JLPTJLPT N5JLPT N2