Nikkei 225 - Wikipedia
The Nikkei 225 (日経平均株価, Nikkei heikin kabuka, 日経225), more commonly called the Nikkei, the Nikkei index, or the Nikkei Stock Average (/ ˈ n ɪ k eɪ, ˈ n iː-, n ɪ ˈ k eɪ /), is a stock market index for the Tokyo Stock Exchange (TSE).