[Series No.6] The Future of the Yen — What the “Market Insurgents” Reveal About the Final Stage of a Currency

 

[Series No.6] The Future of the Yen 

— What the “Market Insurgents” Reveal About the Final Stage of a Currency
 

January 18, 2026 (Sunday)
By Tomo Nakamaru
Former World Bank Economist

 

1. The Yen Is Not “Cheap.” It Is Losing Credibility.

Japanese media often frame yen depreciation as “good for exports” or “positive for tourism.”
But in the world of international finance, yen weakness carries a completely different meaning.
Robin Brooks put it bluntly:
“Japan is at the heart of the debasement trade.”
This means:
The yen is not merely cheap—it is losing trust.
Since Abenomics began, gold prices in yen have surged roughly fivefold.
That implies the yen’s purchasing power has shrunk to one‑fifth.
The yen is already approaching the eve of a currency crisis.

2. The Yen’s Future Is Not Determined by the FX Market

The foreign exchange market only reflects the outcome.

The yen’s future is determined by four other markets:
•     OIS (market expectations of interest rates)
•     Gold (trust in the currency)
•     Government bonds (trust in the state)
•     Foreign capital flows (international evaluation)
When these four move together,
the yen enters its final stage.

 

3. What Is the “Quadruple Linkage” That Determines the Yen’s Fate?

① OIS spikes

•     Markets conclude “the BOJ is not telling the truth”
•     Upward pressure on interest rates intensifies
•     The JGB market becomes strained
 

② Gold prices surge

•     Trust in the currency collapses
•     Foreign capital withdraws
•     Yen depreciation accelerates
 

③ The JGB market becomes dysfunctional

•     Bonds fail to find buyers
•     Interest rates cease to be set by the market
•     Fiscal sustainability is questioned
 

④ Foreign capital labels Japan a “risky asset”

•     Yen selling intensifies
•     JGBs are dumped
•     Yields rise
•     Gold climbs further
Once this chain reaction begins,
the yen loses its credibility as a currency.

4. How Far Could the Yen Fall?

A Civilizational View of the “Final Stage” of a Currency**
From a civilizational perspective, currencies that lose trust follow three stages:

【Stage 1】Decline in purchasing power (already underway)

•     Gold up 5×
•     Real wages falling
•     Essentials becoming more expensive
•     Shrinking purchasing power of the yen
This is already happening.
 

【Stage 2】Capital flight (now in progress)

•     Foreign investors sell yen
•     Domestic wealthy shift to foreign‑currency assets
•     Gold surges
•     Yen depreciation accelerates
This, too, has begun.
 

【Stage 3】Crisis of confidence (likely ahead)

•     JGB market stress
•     OIS spikes
•     Yields jump
•     Yen plunges
•     Gold surges further
At this stage,
the yen behaves like the currency of an emerging economy on the brink of crisis.

5. The Yen’s Future Will Be Decided Not by Policy, but by the Market

Japanese politicians say:

•     “The weak yen is temporary.”
•     “The BOJ can control it.”
But in international finance,
the market decides the fate of a currency.
•     The Truss government in the UK was toppled by markets
•     Several governments fell during the Asian Financial Crisis
•     Russia’s currency collapsed in its crisis
•     Japan’s 1998 crisis forced a government to resign
Japan is now dangerously close to this historical pattern.
 

 

6. Conclusion: The Yen’s Future Is in the Hands of the “Market Insurgents”

The yen’s fate is determined not by the BOJ or the government, but by:

OIS, gold, JGBs, and FX — the market insurgents.

And now,
these insurgents are moving quietly but decisively.
•     OIS rising
•     Gold surging
•     JGB market tightening
•     Yen being sold
•     Political instability emerging
Once this chain reaction begins,
the DOUBLE DOWN strategy ends.
Japan now stands at a civilizational crossroads,
with the credibility of its currency and the sustainability of its institutions at stake.