JLPT N1 Vocabulary 実質 (jisshitsu) substance, essence JLPT N1 Learning Done Flashcards Recall mode Meaning 実質 (じっしつ, jisshitsu) is a JLPT N1 vocabulary word meaning “substance, essence”. Kanji in this word 実 reality 質 substance ← Previous音色 All N1 vocabulary Next →お宮