jlptsensei.com/learn-japanese-grammar/%E3%81%95%E3%81%9B%E3%82%8B-saseru-causative-form-meaning/
Explains the causative form saseru with both meanings: to make someone do something and to let someone do something.
GrammarJLPT and other testsJLPT N4JLPTExample sentencesPassive and causativeVocabulary listsVerb conjugationAnimeTranslationSpaced repetition