抜ぬき打うち調ちょう査さMeaningsNoun1. spot check; snap inspection; surprise testKanji used抜pull out打strike調tone査inspectComposed of抜ぬき打うちdrawing a katana and attacking in the same stroke; doing (something) suddenly and without warning; doing without prior noticeNoun調ちょう査さinvestigation; examination; inquiry; enquiry; surveyNoun