Japanese Yen Futures Margin & Contract Specifications

Product Overview
Japanese Yen Futures (Ticker: JY) are futures contracts based on the JPY/USD exchange rate, listed on the Chicago Mercantile Exchange (CME) and traded electronically via the CME Globex platform.
Factors Affecting Prices
The price of Japanese Yen futures is closely influenced by several key factors:
1. Japan-U.S. Interest Rate Differentials and Monetary Policy Expectations
The Bank of Japan (BoJ) has maintained ultra-low interest rates for a long time. Changes in the interest rate gap between Japan and the U.S. are a major driver of the JPY/USD exchange rate.
2. Market Risk Sentiment
The yen is considered a “safe-haven currency.” During periods of heightened market risk (e.g., wars, financial crises), capital often flows into the yen, pushing futures prices higher.
3. Economic Data Releases
Indicators such as Japan’s GDP, CPI, industrial production, and U.S. employment reports influence market expectations for both economies, which in turn affect the exchange rate.
4. BoJ Policy Statements and Intervention Expectations
Occasional verbal or actual interventions by the Japanese government or central bank can have a significant market impact, often causing rapid futures price movements.
5. U.S. Dollar Strength and Capital Flows
As a USD-denominated contract, fluctuations in the dollar directly affect the price of JY futures.
Trading Hours and Mechanisms
Electronic Trading (CME Globex):
- Open: Sunday 17:00 ET → Monday 6:00 Taiwan Time
- Close: Friday 16:00 ET → Saturday 4:00 Taiwan Time
- Daily Break: 16:00–17:00 ET → 4:00–5:00 Taiwan Time
Price Risk Control:
Foreign exchange futures do not have fixed daily price limits. However, CME may implement risk-control measures during extreme market conditions, such as trading halts or order restrictions.
Japanese Yen futures are derivatives for the world’s third-largest currency and can serve as hedging instruments for yen-denominated assets (e.g., Japanese stocks or corporate revenues). They are well-suited for hedging strategies during volatile periods.
A Micro contract version (M6J) is also available, lowering the trading threshold and risk. Whether you are monitoring Japanese policy, trading interest rate differentials, or simply establishing a forex position, Japanese Yen futures offer a flexible and regulated trading option.
Japanese Yen Margin
How much money is needed to trade futures? At the beginning, the required margin is the initial margin. While holding a position, the margin after deducting floating profits and losses must remain above the maintenance margin; otherwise, a margin call will be issued. For day-trading margin, only half of the margin is required, provided the position is closed before the market closes.
Foreign Futures
| Name | Code | Initial Margin | Approximate Cost in TWD | Maintenance Margin | Day Trading Margin |
|---|---|---|---|---|---|
| Japanese Yen | JY | USD 3,080 | 96,921 | USD 2,800 | USD 1,540 |
| E-mini Japanese Yen | J7 | USD 1,540 | 48,461 | USD 1,400 | USD 770 |
Japanese Yen Contract Specifications
Here is a summary for traders of the contract specifications, exchange, trading hours, minimum price fluctuation, and available trading months for Japanese YenFutures, E-mini Japanese Yen (Preparing)Futures.
| Name/Code | # Japanese YenJY |
|---|---|
| Exchange | Chicago Mercantile Exchange |
| Category | Futures |
| Local Trading Hours |
06:00-05:00 |
| Contract Specifications | 12,500,000 yen |
| Minimum Price Fluctuation | 0.00005¢/ ¥ =6.25 USD |
| Trading Months | futures 3,6,9,12 |
| Name/Code | # E-mini Japanese Yen (Preparing)J7 |
|---|---|
| Exchange | Chicago Mercantile Exchange |
| Category | Futures |
| Local Trading Hours |
06:00-05:00 |
| Contract Specifications | 6,250,000 yen |
| Minimum Price Fluctuation | 0.0001¢/ ¥ =6.25 USD |
| Trading Months | futures 3,6,9,12 |
Japanese YenLast Trading Day
Futures
| Commodity | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Japanese Yen (JY) | First Notice Day | - | - | 03/16 | - | - | 06/15 | - | - | 09/14 | - | - | 12/14 |
| Last Trading Day | - | - | 03/16 | - | - | 06/15 | - | - | 09/14 | - | - | 12/14 | |