JLPT N1 Vocabulary 空ろ (utsuro) blank, cavity, hollow, empty (space) JLPT N1 Learning Done Flashcards Recall mode Meaning 空ろ (うつろ, utsuro) is a JLPT N1 vocabulary word meaning “blank, cavity, hollow, empty (space)”. Kanji in this word 空 empty ← Previous溶液 All N1 vocabulary Next →証言