Key Points:
Yen Repatriation Chain: BOJ signals a September hike → Japanese 2-year yield hits 1.73%, a 31-year high → the $1.2 trillion top foreign holder of US Treasuries starts pulling capital home.
$1.2 Trillion at Stake: Japan holds roughly $1.2 trillion in US Treasuries as America's single largest foreign creditor, and Ministry of Finance data shows Japanese investors have net-sold about ¥4 trillion (~$25 billion) of foreign securities year-to-date, with the pace accelerating.
September BOJ Decision: Markets are pricing an 87% probability the Bank of Japan hikes again in September, which would push the terminal rate toward 1.75% and widen the incentive for Japanese capital to stay onshore rather than fund US Treasuries.
Rate Math Flipped: A Japanese buyer now earns roughly 2.3% at home versus about 1.3% on a fully hedged US Treasury, a one-point spread favoring domestic bonds for the first time in three decades, even as US papers pin today's yield spike on Fed Chair Kevin Warsh's Friday speech (September Fed hike odds jumping from 35% to 60%).
A Japanese bond paid 1.73% today. That sounds boring. It's the highest rate over there since April 1995. I was in college back then. My rent was $340 a month.
Here's why I care. Japan owns $1.2 trillion of our debt. More than any other country on Earth. And they're starting to bring it home.
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I can't stop thinking about this. For thirty years, the trade was simple. Their bonds paid nothing. Ours paid something. So money flew across the Pacific. Every day. For decades. Japanese pension funds. Insurance companies. Life-insurers in Tokyo and Osaka. All of them shipped their cash to America. Because what else could they do with it?
That trade just broke. A saver in Osaka can now earn 2.3% on a Japanese bond at home. On a US Treasury, after paying to hedge the yen back to yen, he earns about 1.3%. Why ship money 6,000 miles for a full point less?
He's not. And that's the whole story.
Japan's Ministry of Finance put out the numbers. Japanese investors have net-sold about $25 billion of foreign bonds this year. In yen terms, that's four trillion. The selling got faster over the summer. And that's just the start.
Every paper this morning blamed Fed Chair Kevin Warsh. He gave a hawkish speech on Friday. Odds of a September rate hike jumped from 35% to 60%. Yields spiked. The story wrote itself. Warsh was the villain. Case closed. Print it.
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I get it. Warsh is a good story. He said the words. The yields moved. But the Japan selling started months ago. Warsh just pulled the trigger on something already loaded.
Here's what worries me. The Bank of Japan meets in September. Markets say there's an 87% chance they raise rates again. If they do, their bonds pay even more. Which means more Japanese money comes home. Which means fewer buyers for our bonds. Which means higher yields here. No matter what Warsh does next.
And nobody at the Fed can fix that. Not Warsh. Not anyone.
When Japan sells our bonds, prices fall. When bond prices fall, yields rise. When yields rise, mortgage rates rise. Car loans get pricier. Small business loans get pricier. And every bond fund in your 401(k) loses a little bit of value. Every single day. Quietly. Without a headline.
Your mortgage broker won't call and say "Tokyo sold ten billion overnight, so your rate went up." He just quotes the new number. You take it or you walk.
I don't think most people realize how big Japan is in our bond market. $1.2 trillion. That's more than China. More than the UK. More than Belgium and Switzerland and Luxembourg put together. The biggest lender to America is starting to pack up.
Nobody knows how fast it goes. Maybe it's slow. A trickle. Japanese pension funds don't turn on a dime. They move over years. Maybe we barely feel it. Maybe American buyers step up and take their place.
Or maybe not. Maybe the trickle turns into a flood. Maybe Chinese buyers, who've been selling for years, sell even more. Maybe our bond market has to find a new price without its biggest customer sitting at the table.
We won't know for a while.
But here's the number I keep saying in my head. 1.73%. That's what a two-year Japanese bond paid today. The last time it paid that, Bill Clinton was president. The Yankees hadn't won a World Series in seventeen years. The internet was still dial-up. My cell phone had a pull-up antenna.
Thirty-one years. That's how long the trade lasted. It made the American housing market cheaper. It made our government's borrowing cheaper. It made your mortgage cheaper. All quietly. In the background. Nobody talked about it because it just worked.
Now it's ending.
I keep picturing a clerk at a life insurance company in Tokyo. She's at her desk. She's clicking "sell" on American bonds. Not because she hates us. Not because of anything Warsh said Friday. Because the math finally works at home. And there are a lot of clerks like her.
More on this tomorrow.
— American Ledger



