[Japanese and Korean stock markets both closed sharply lower today, Nikkei 225 Index down 2.50%] BlockBeats news, November 5, according to market data, Japanese and Korean stock markets both closed sharply lower today. The Nikkei 225 Index fell 2.50%, closing at 50,212.27 points. The Korean Composite Index dropped 2.85%, closing at 4,004.42 points.