[Japanese and South Korean Stocks Close Lower] The Nikkei 225 index closed down 993.60 points, or 1.42%, at 69,042.11 on Thursday, October 8. The South Korean KOSPI index closed down 159.63 points, or 2.35%, at 6,644.27 on Thursday, October 8. SK Hynix fell 2.4% and Samsung Electronics fell 1.4%.