Japan's finance ministry dropped $80 billion in August propping up the yen. That's not a typo. Eighty billion dollars. Gone. Vanished into the foreign exchange market like a retail trader's account after discovering leverage.
Reserves fell from $1.287 trillion to $1.207 trillion in one month. The Bank of Japan saw speculators betting against the yen and decided the correct response was lighting money on fire to prove a point. Worked great. The yen strengthened for approximately eleven minutes before resuming its scheduled collapse.
Currency intervention is when a central bank decides the market is wrong about price. Not wrong in a philosophical sense. Wrong in a we-will-spend-the-GDP-of-Serbia-to-move-this-number sense. It's the financial equivalent of standing in front of a tsunami and politely asking it to reconsider.
The truly beautiful part is what they bought with that $80 billion. Not infrastructure. Not healthcare. Not even a decent railway upgrade. They bought temporary support for an arbitrary exchange rate that every hedge fund in London was already positioned against. The yen hit 38-year lows anyway. But sure. Throw good money after bad. That's never been a problem for governments.
Retail traders saw this headline and immediately started googling "how to trade forex intervention." They're about to learn the same lesson Japan just learned: you can't fight the market. You can only choose how much money you'd like to lose proving yourself wrong.
Somewhere in Tokyo a finance minister is preparing a press release explaining how burning through 6% of the country's foreign reserves in four weeks was actually part of the plan. He'll use words like strategic and measured and appropriate. He will not use words like catastrophic or desperate or we-tried-to-catch-a-falling-knife-with-our-face.
Japan just paid $80 billion to delay the inevitable by three weeks and call it monetary policy.
Photo by Takashi Miyazaki on Unsplash

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