Published
27/07/2026
Estimated read time 5 minutes

With the Nikkei having now reached and exceeded its previous all-time high, investors are asking what is next for the Japanese market. What does the near- and long-term look like for Japanese equities, and can they sustain life at this elevated altitude?

 

Highlights:
  • Markets staged a “triple rally” following Finance Minister Satsuki Katayama’s comments encouraging greater domestic investment
  • While a higher allocation to domestic assets by GPIF is conceivable, any portfolio changes are constrained by the fund’s mandate to act solely in the interests of pension beneficiaries
  • Efforts to broaden domestic investment and expand the investor base for Japanese government bonds are positive developments, particularly as the Bank of Japan reduces its bond purchases. However, sustained demand for government bonds will ultimately depend on confidence in Japan’s fiscal management.

 

Japanese financial markets reacted strongly to comments from Finance Minister Satsuki Katayama on 10 July, after she stated that the government intends to encourage households and pension funds, including the Government Pension Investment Fund (GPIF), to increase investment in Japanese financial assets. Although no specific measures were announced, the remarks sparked a broad-based market rally, with equities rising, government bond yields falling, and the yen strengthening against the US dollar.

The market response reflected expectations that greater domestic investment could support demand for Japanese assets. Following the comments, the domestic market saw a “triple rally” as the Nikkei Stock Average rose sharply, while yields on 10-year Japanese government bonds declined and the yen appreciated. 

Note: Asset allocation for the 5th Medium-term Objectives Period Source: GPIF and SMDAM

 

Note: Data from 6 October 2025 to 10 July 2026. Liberal Democratic Party leadership election was on 4 October 2025.
Source: Bloomberg and SMDAM


What will be the role of GPIF, the world’s largest
pension fund? 

Under its current strategic asset allocation, GPIF maintains a broadly balanced portfolio, with 25% allocated to each of domestic equities, foreign equities, domestic bonds and foreign bonds.

In theory, the fund could increase its allocation to domestic assets by reducing overseas holdings and reinvesting the proceeds in Japanese stocks and bonds. Such a shift would likely involve repatriation of capital, creating demand for the yen while simultaneously supporting domestic asset prices. The market’s reaction therefore appears rational given these
potential implications.

However, a meaningful change in GPIF’s allocation is far from straightforward. The fund is required to manage assets exclusively for the benefit of pension beneficiaries and is prohibited from pursuing other policy objectives. In other words, portfolio adjustments cannot be made with the aim of supporting the currency or promoting broader economic policy goals. This fiduciary constraint makes the use of GPIF as a policy tool both challenging and politically sensitive.

 

Fiscal confidence is key to JGB demand 

Minister Katayama’s comments also highlighted the government’s intention to expand the range of government bonds available to retail investors. This initiative comes as the Bank of Japan gradually reduces its purchases of long-term government bonds, increasing the importance of attracting alternative sources of stable demand.

Broadening the investor base to include households as well as domestic and international institutional investors will require clear communication on government bond issuance and a demonstration of commitment to fiscal consolidation. 

Nevertheless, expanding participation alone is unlikely to be sufficient. Recent market concerns have centred on perceived weakening of fiscal discipline, as well as policy discussions that some investors believe could undermine the Bank of Japan’s independence. These factors have contributed to rising term premiums and periods of yen weakness, underscoring the importance of maintaining confidence in the broader policy framework.

Ultimately, while measures designed to encourage greater domestic investment are likely to be welcomed by markets, the success of such initiatives will depend on more than institutional reforms. Sustained demand for Japanese government bonds will ultimately be underpinned by confidence in Japan’s fiscal management. As a result, market participants will be watching closely for further details on both the government’s investment initiatives and its broader fiscal strategy.

 

 

 

 

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OSKAR

Oskar Alexander POTYKA, CFA

Director of Business Development

Disclaimers – Sumitomo Mitsui DS Asset Management (Deutschland) GmbH

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Oskar Potyka CFA – Director, Business Development
Email: oskar_potyka@smd-am.co.jp

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