JLPT N1 Vocabulary 着工 (chakkou) start of (construction) work JLPT N1 AgainHardGoodEasy Done Flashcards Track every word you learnSign up free Hide answers Meaning 着工 (ちゃっこう, chakkou) is a JLPT N1 vocabulary word meaning “start of (construction) work”. Kanji in this word 着 don 工 craft Example sentences 1 そのビルの建設けんせつは来年らいねん着工ちゃっこうされます。 The construction of the building will be started next year. ← Previous総 All N1 vocabulary Next →丁々