---
symbol: "JP225"
name: "Nikkei 225"
date: 2026-07-29
change_pct: -1.674172859939208
direction: "down"
event_type: "sector_sympathy"
url: "https://perplo.app/why/JP225/2026-07-29"
updated_at: 2026-07-29T17:06:46.931Z
---

# Why Nikkei 225 (JP225) fell 1.67% on July 29, 2026

Nikkei 225 (JP225) fell 1.67% on July 29, 2026 — BOK tightening signals weigh on regional equities.

## What happened

The Nikkei 225 fell 1.7% as part of a broad regional equity selloff, with the Bank of Korea's signal of continued monetary tightening weighing on Asian risk sentiment.

## Why it moved

Tightening bias from a major central bank raises funding costs across the region and reduces liquidity appetite for equities; investors repriced regional growth and rate expectations downward in sympathy with the BoK's…

## Why it matters

Part of the Japan (Yen & Equities) theme: regional monetary policy surprises create correlated moves across yen-denominated and regional equity baskets, with tightening from the BoK pushing safe-haven flows and reducing…

## What would break the thesis

If the BoK pauses or signals a near-term hold on further hikes, or if US dollar weakness reverses yen appreciation, the regional selloff could stabilize.

## Sources

- [BOK signals continued monetary tightening amid rising inflation, sound economic growth](https://www.koreaherald.com/article/10824077) — Korea Herald
- [It's another ugly greeting for European traders this morning](https://investinglive.com/news/it-s-another-ugly-greeting-for-european-traders-this-morning/) — ForexLive
- [Japan quake injures at least 50, disrupts power and travel](https://www.cnbc.com/2026/07/28/major-quake-in-southern-japan-knocks-out-power-disrupts-transport.html) — CNBC

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