2018-11-07
The Nikkei fell 0.3 percent to 22085.80 points after index swings during the session.
 
With Republican President Donald Trump's Republican Party retaining its majority in the Senate, the results are in line with market expectations.
 
Some traders expect investors to shift back to the US-China trade war as US and Chinese leaders prepare for talks at the G20 summit in Argentina later this month.
 
Shares of Japanese automakers fell, with Honda Motor falling 2.7 percent and Nissan Motor down 1.1 percent.
 
Shares in Olympus Corp fell 4.5 percent after the company cut its net profit for the year to March to 26 billion yen ($ 229.68 million) from 40 billion yen.
 
Mitsubishi's shares fell 8.3 percent after cutting its net profit forecast to 25 billion yen from 35 billion yen in a year to March.
 
Contrary to the downward trend, telecom giant NTT rose 4.9 percent after it said it would buy up shares worth up to 150 billion yen.
 
The company also announced a medium-term business plan with a profit per share of 640 yen for the fiscal year ended March 2024, up 50 percent from 425 yen in the fiscal year ended March 2018.
 
The broader TOPIX index was down 0.4 percent at 1,652.43 points. The number of declining shares rose by 1095 to 939 shares