Nikkei Plunges 1,110 Points on Thursday as Chip Stocks Tumble
The Nikkei index fell 1,110 points, driven by declines in semiconductor and AI-related stocks like Advantest. Toyota surged 16.68% after strong earnings, while Sony reported a 45% profit increase. The broader TOPIX index rose 1.16%. Investors reacted to U.S. election results and tech regulation concerns.
How this was made

The 30-second read
Why it matters
Earnings surprises provide fresh catalysts for individual stocks, while sector‑wide tech weakness continues to pressure the index.
Market read
Company‑specific earnings beats drive upside for Toyota, Sony and Nintendo, while semiconductor weakness drags the broader index.
What to watch
Potential impact of tighter U.S. AI regulation and a stronger yen on export‑heavy firms may temper the optimism from earnings.
Background
The article covers a sharp Nikkei decline driven by semiconductor stocks, contrasted with strong earnings from Toyota, Sony and Nintendo.
Ticker impact
Toyota reported a 34% profit jump and raised FY profit forecast by ~15%, shares surged 16.68% on the day.
likely upward pressure as investors price in higher earnings and buyback expansion
Earnings beat and forecast raise are fresh, material, and drove a double‑digit intraday rally.
Sony posted a 45% jump in Q2 operating profit to 622.3 bn yen, beating expectations and raising full‑year profit guidance.
likely modest upside as the market digests the earnings beat and higher guidance
Fresh earnings data and guidance lift sentiment despite hardware headwinds.
Nintendo posted a 16% decline in quarterly operating profit but shares rose 6.31% on optimism for the Switch 2 and holiday demand.
likely continued modest upside as investors focus on holiday sales momentum
Even with profit decline, the market reacted positively to sales guidance and holiday outlook.
Market effects
Technology and consumer electronics sectors see divergent moves; semiconductor‑heavy stocks drag the Nikkei while auto and entertainment firms buoy broader market.
Japanese market shows a split between tech sell‑off and broader TOPIX gains, highlighting sector rotation.
Earnings beats from major Japanese exporters may influence global risk sentiment and currency dynamics, especially the yen.
Counterpoint
The tech sell‑off could deepen if AI spending slows, outweighing automotive and entertainment gains.
Key entities
- companyToyota Motor Corp.
Automaker with strong earnings beat and profit forecast raise.
- companySony Group Corp.
Entertainment and gaming conglomerate delivering a 45% profit surge.
- companyNintendo Co.
Gaming hardware maker with mixed earnings but positive share reaction.


