日にっ経けい平へい均きんMeaningsNoun1. Nikkei Stock Average; Nikkei 225Kanji used日sun経Buddhist scripture平flat均equalizeComposed of日にっ経けいNikkei (newspaper, share index)Noun平へい均きんaverage; mean; balance; equilibriumNounExamples1日にっ経けい平へい均きんは200ポイント下さげ、昨日きのうは18,000で終おえた。The Nikkei Stock Average lost nearly 200 points to close yesterday at 18,000.