Japanese yen: WSJ: Japan spent a record $50 billion in one day to defend the yen, data confirms
Ministry of Finance figures revealed Tokyo purchased a total of roughly 15.4 trillion yen, roughly $97 billion, across July and August, the Wall Street Journal (gated) reported. Nearly 8 trillion yen of that was deployed on July 30 alone, the biggest one-day intervention on record.

In this article
In the latest Japanese yen update, Ministry of Finance figures revealed Tokyo purchased a total of roughly 15.4 trillion yen, roughly $97 billion, across July and August, the Wall Street Journal (gated) reported. Nearly 8 trillion yen of that was deployed on July 30 alone, the biggest one-day intervention on record.
Key points
- The yen initially firmed following the joint action, but it is still trading about 158 per dollar.
- Earlier this year, the scale reflects mounting alarm in Tokyo following the yen slid to a four-decade low near 164 per dollar.
- The BOJ raised rates to 1.25% in September and is projected to move again before the end of the year.
What happened: Japanese yen
Earlier this year, the scale reflects mounting alarm in Tokyo following the yen slid to a four-decade low near 164 per dollar. The yen initially firmed following the joint action, but it is still trading about 158 per dollar. The BOJ raised rates to 1.25% in September and is projected to move again before the end of the year, having pointed to yen weakness as a key factor shaping its economic and inflation prospects.
Why traders are watching Japanese yen
The yen is driven by the gap between Japanese and overseas interest rates and by its role as a safe haven. Changes in Bank of Japan policy or intervention risk can trigger fast moves in USD/JPY.
Because many carry trades are funded in yen, sudden shifts in Japanese policy can ripple through global markets.
Market reaction and data
On the currency side, the latest ECB daily reference rates (2026-11-06) show EUR/USD 1.1165, GBP/USD 1.3385, AUD/USD 0.6871, NZD/USD 0.5544, USD/JPY 158.33, USD/CHF 0.8189, USD/CAD 1.4066, USD/CNY 6.6713. These are reference fixes, not live quotes.
What to watch next for Japanese yen
Watch for Bank of Japan guidance, comments from Japan's finance ministry about currency moves, and US yields, which strongly influence USD/JPY.
Key scheduled releases on the economic calendar:
- USD Core CPI m/m on Tue Nov 10, 13:30 UTC, forecast 0.2%, previous 0.3%
- USD CPI m/m on Tue Nov 10, 13:30 UTC, forecast 0.3%, previous 0.6%
- GBP GDP m/m on Thu Nov 12, 07:00 UTC, forecast 0.0%, previous 0.1%
- USD Core PPI m/m on Fri Nov 13, 13:30 UTC, forecast 0.3%, previous 0.7%
- USD PPI m/m on Fri Nov 13, 13:30 UTC, forecast 0.4%, previous 1.3%
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FAQ
What is the latest Japanese yen news?
Ministry of Finance figures revealed Tokyo purchased a total of roughly 15.4 trillion yen, roughly $97 billion, across July and August, the Wall Street Journal (gated) reported.
Why is the yen called a safe haven?
Japan is a large creditor nation, so in times of stress Japanese investors bring money home and traders close yen-funded positions, which tends to lift the currency.
Where does this information come from?
This report is based on coverage from investingLive Central Banks, checked against market data where available. It is a summary for information only and not investment advice.
Risk warning: This article is for information only and is not investment advice. Trading forex, CFDs, stocks and crypto carries a high risk of losing money. Prices move fast – check live quotes before you trade.





