---
title: "大阪取引所 (OSE)"
aliases: ["Osaka Exchange", "OSE", "大阪取引所", "大証"]
domain: securities
created: 2026-05-20
last_updated: 2026-07-30
last_tended: 2026-07-30
review_by: 2026-11-20
confidence: likely
tags: [securities, derivatives, exchange, market-infrastructure]
status: active
sources:
  - "https://www.jpx.co.jp/english/corporate/about-jpx/profile/02.html"
  - "https://www.jpx.co.jp/english/derivatives/"
---

# 大阪取引所 (OSE)

## Wiki route

This entry sits under [[securities/INDEX|securities index]]. Read it against [[securities/tokyo-commodity-exchange|東京商品取引所 (TOCOM)]] for peer / contrast context and [[securities/financial-instruments-business-operators-japan-index|financial instruments business operators japan index]] for the broader system / regulatory boundary.

## TL;DR

Osaka Exchange is JPX's listed-derivatives exchange. JPX's official profile frames OSE as the operator of market facilities for derivatives transactions, including price publication, fairness assurance, and financial instruments exchange-market operation.

For FinWiki, OSE is the starting point for Nikkei 225 futures/options, TOPIX futures, JGB futures, derivatives clearing through [[securities/japan-securities-clearing-corp|JSCC]], and the shift from legacy regional cash exchanges toward centralized derivatives infrastructure.

## System Map

The following table is scoped to public primary sources (jpx.co.jp). It restates licence / structure / product boundaries from those materials and does not invent market share, ranking, or unstated numerical claims. ^[source:jpx.co.jp]

| Layer | OSE reading |
|---|---|
| Parent | [[financial-regulators/japan-exchange-group|Japan Exchange Group]] |
| Legal form | Osaka Exchange, Inc. |
| Founded | 1949-04-01 |
| Function | Financial derivatives exchange market operation. |
| Clearing | [[securities/japan-securities-clearing-corp|JSCC]] |

## Product / Market Map

The following table is scoped to public primary sources (jpx.co.jp). It restates licence / structure / product boundaries from those materials and does not invent market share, ranking, or unstated numerical claims. ^[source:jpx.co.jp]

| Market family | Reading |
|---|---|
| Equity index futures | Nikkei 225 / TOPIX futures and related contracts. |
| Equity index options | Options tied to major Japanese equity indices. |
| JGB futures | Rate / duration risk management and hedge venue. |
| Commodity-transfer context | Some commodity derivatives migrated into the broader JPX comprehensive exchange structure. |

## Strategic Reading

OSE is where JPX's derivatives ambitions concentrate. It matters for:

- macro hedging in Japanese equities and rates;
- overseas investor access to Japan risk;
- margin / collateral cycles through JSCC;
- product competition against OTC derivatives and offshore listed products.

## Related

- [[financial-regulators/japan-exchange-group]]
- [[securities/tokyo-stock-exchange]]
- [[securities/tokyo-commodity-exchange]]
- [[securities/japan-securities-clearing-corp]]
- [[money-market/jgb-repo-market-japan]]

## Sources

- JPX: Company Profile, Osaka Exchange.
- JPX: Derivatives market information.