---
symbol: "JP225"
name: "Nikkei 225"
date: 2026-09-23
change_pct: -1.474168446522187
direction: "down"
event_type: "macro_print"
url: "https://perplo.app/why/JP225/2026-09-23"
updated_at: 2026-09-23T17:06:34.083Z
---

# Why Nikkei 225 (JP225) fell 1.47% on September 23, 2026

Nikkei 225 (JP225) fell 1.47% on September 23, 2026 — Australia PMI slump dents Asia growth outlook.

## What happened

Australia's flash PMI contracted to Q3 lows, with factories sliding into contraction and firms cutting jobs, signaling stalled regional growth ahead of the RBA rate decision.

## Why it moved

Australia's weak PMI casts doubt on near-term Asia-Pacific growth and raises the odds of RBA easing, which typically weakens cyclical demand and dents risk sentiment across the region; the Nikkei, heavily weighted to…

## Why it matters

Japan (Yen & Equities): The Nikkei's 0.9% decline is part of a regional growth scare; Australian manufacturing weakness ripples across Asia, hitting Japanese exporters' demand visibility and forcing equity investors to…

## What would break the thesis

The RBA decision and final PMI this week are pivotal — if the central bank signals aggressive easing or the final print is revised higher, it could stabilize growth expectations and restore demand for risk assets like…

## Sources

- [Australia flash PMI: growth slows to Q3 low as factories contract and firms cut jobs](https://investinglive.com/news/australia-flash-pmi-growth-slows-to-q3-low-as-factories-contract-and-firms-cut-jobs/) — ForexLive
- [Istanbul stock exchange to remove over a quarter of main index, as regulators tackle liquidity crisis - Reuters](https://news.google.com/rss/articles/CBMixAFBVV95cUxPNlpBOWItUmYySnY3S2NraDdlRzdNZGRyR3VLQ1I5ZDlyLUl6YTVveFhtTHVRdEU4ZlE3QnFkQmZmQXE2NEVDRlIwNXcwX0hFRVh2YThoQW1RRWpiQXZtYTdob1ZQaDU5VUFWRGJkVk1sb3o3T3pJUHVRTHBLVmw3V0hJZDcyLU9naDFmMzNRcWRSVXdVS3BYLURyekF0bVRsaUY0M0p2WWVPTkhUaGVHWmd6MEVRU3VrRFZ0X2FzWFlTWnFl?oc=5) — Reuters

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