With a Democratic victory in the US midterm elections becoming certain, the Nikkei Average fell more than ¥3,000 at one point. Buying then emerged on President Trump's congratulatory message, and the index closed lower than the previous day.
The Nikkei Average fell more than ¥3,000 at one point, closing at ¥62,188, down ¥893 from the previous day.
It was reported that selling took the lead amid concerns over AI regulation after a Democratic victory became certain in the US midterm elections.
The decline then eased as buying spread after President Trump congratulated the election winner, according to reports.