# Nikkei Plunges 1,362 Points Amid AI Fears

> Japan's Nikkei drops 1,362 points as AI overinvestment and Middle East tensions trigger sell-off.
- Title: Nikkei Plunges 1,362 Points Amid AI Fears · BigGo Finance
- Summary: Japan's Nikkei drops 1,362 points as AI overinvestment and Middle East tensions trigger sell-off. Japan's Nikkei Stock Average fell 1,362 points intraday due…
- Keywords: nikkei, ai overinvestment, middle east, kosp, advantest, tokyo electron, softbank group, recruit holdings, trend micro, baycurrent, php, finance
- Source: BigGo Finance — https://finance.biggo.com/news/21eb44f6-a00e-4b76-901c-16a91ef6a269
- Author: BigGo Finance
- Published: 2026-10-22T05:05:16+00:00
- Read time: 1 min
- Topics: nikkei, ai overinvestment, middle east, kosp, advantest, tokyo electron, softbank group, recruit holdings, trend micro, baycurrent, php, finance
## Nikkei Plunges 1,362 Points
Japan's Nikkei Stock Average fell 1,362 points intraday on the 22nd, dropping to 63,503.23 from 63,550 the previous day.
## AI Overinvestment Fears
Concerns about AI overinvestment and a critical PHP vulnerability chilled investor sentiment in Tokyo markets.
## Middle East Uncertainty
Middle East tensions and a stronger yen weakened investor confidence, causing a chain reaction in Asian equities.
## South Korean Market Impact
South Korea's KOSPI sharp decline weighed on Tokyo stocks, with semiconductor stocks like Advantest dragging the Nikkei down.
## Key Stock Movements
Advantest and Tokyo Electron dropped sharply, while Recruit Holdings and Trend Micro helped stabilize the Nikkei index.
## Key takeaway

Japan's Nikkei Stock Average fell 1,362 points intraday due to AI overinvestment fears and Middle East uncertainty.