Yen Capital Repatriation Accelerates as Japan's Pension Fund May Boost JGB Holdings by ¥32 Trillion
nashnova research
Japanese institutions and households are systematically pulling capital home. Over the past 12 months, net foreign securities purchases have flipped to a ¥1.5 trillion net sell-off. If the biggest potential buyer — the ¥320 trillion Government Pension Investment Fund — follows through on rebalancing, the yen and JGB markets face another structural shock.
Why is the yen's decade-long slide reversing?
Since 2011 the yen's real effective exchange rate has fallen roughly 50%, driven by Japanese capital chasing higher yields abroad.
The Bank of Japan began hiking in 2024 and raised its policy rate to 1.25% by September 2026. Ten-year and 30-year JGB yields now sit at roughly 3% and 4%.
This means → domestic rates are no longer near-zero. Money kept at home finally earns meaningful interest — the fundamental engine of capital outflow is shutting down.
Is money already flowing back?
In the 12 months through August 2026, Japanese investors turned net sellers of foreign securities to the tune of ¥1.5 trillion. Banks led the selling, redirecting proceeds into JGBs.
Ministry of Finance weekly data show Japanese investors sold foreign bonds for six consecutive weeks through October 24.
On the retail side, monthly sales of JGBs to individual investors now top ¥1 trillion, and time-deposit inflows have revived — for the previous decade, time-deposit rates were virtually identical to demand deposits, offering zero incentive.
In plain terms = it is not just large institutions pulling back. Ordinary savers are also moving money from overseas accounts or idle deposits into bonds and term savings.
Are Japanese companies still sending capital abroad?
For fifteen years Japanese firms expanded overseas, selling yen for foreign currency. But the stock of foreign investments has grown large enough that dividends and retained earnings now cover new outbound investment.
From 2022 to 2025, dividends and retained earnings from overseas assets averaged 103% of annual new foreign investment.
This means → corporate Japan as a whole no longer needs to net-sell yen to fund overseas expansion — one of the largest historic sources of yen selling pressure has faded on its own.
The biggest wildcard — how will the ¥320 trillion pension fund move?
The Government Pension Investment Fund (GPIF) manages roughly ¥320 trillion (about $2 trillion) in public pension reserves, making it one of the world's largest pension funds.
In its FY2025 asset-allocation review, GPIF kept its domestic-bond target weight at 25%. Analysts believe this signals the fund sees further room for yen yields to rise and is waiting for a better entry point.
According to estimates by Takuji Okubo (大久保琢司), the appropriate domestic-bond weight under current rates should be well above 25%. If the target rises to 35%, that implies roughly ¥32 trillion in net domestic-bond purchases — with foreign bonds the most likely asset class to be trimmed.
How far along is this rebalancing?
Capital repatriation is already under way across institutions, retail investors, and corporations — but the single largest potential flow, a GPIF portfolio shift, has not yet occurred.
In plain terms = the scouts have moved; the main force has not. When GPIF begins its reallocation will determine the depth and staying power of this yen rebalancing cycle.
This reflects a broader picture: the yen's multi-decade depreciation cycle may be nearing its end, and confirmation of the turning point hinges on the next move by the world's largest pension fund.
市场有风险，内容仅供研究参考，不构成投资建议。