Investors are waiting for decisions from the Fed and BOJ, causing Japan's Nikkei to remain flat. The Nikkei's lack of movement is attributed to this anticipation.

Further information on the current state of the Nikkei and the upcoming decisions from the Fed and BOJ can be found through アラブニュース.

Details on the potential impact of these decisions are not specified, but the source provides more context on the current market situation.