Are Japanese small-cap stocks making hay while prices rise?

Japan’s stock market story is usually about exporters, mega-caps, and macro shocks. This time, smaller domestic firms could be the quiet winners if inflation stays firm and fiscal support continues.

Discussions about Japan’s equity market have largely revolved around big exporters, the largest benchmark names, and the direction of bond yields. This makes sense since investors traditionally associate Japan with its giant corporations, auto makers, megabanks, or whatever the Bank of Japan (BOJ) does next.

However, a different question is now worth asking. Could smaller, domestically-oriented firms become relative winners in an economy where price movements are still shooting beyond target, fiscal support remains active, and a government that is still trying to cushion shocks for households?

The idea looks more plausible than it did a year ago. Graph 1 shows that Japanese small-cap stocks have been on a clear upward trend over the past year. While the move has not been perfectly smooth due to some recent pullback amid global oil supply disruptions, the broader direction is hard to miss. At the very least, the market seems open to the view that smaller firms tied more closely to domestic conditions may have more going for them than investors once assumed.

Better setting for domestic firms

Japanese small-cap stocks are positioned to benefit from two sources. The first is inflation, which has slowed to 1.3 per cent in February. This suggests the gradual return of Japan’s old low-inflation environment at first glance.

However, Graph 2 tells a different story. Core-core inflation, a measure that excludes prices of fresh food and energy, has remained above the BOJ’s 2 per cent target, although it is expected to converge by 2027. This matters because the core-core inflation captures firmer underlying price pressures, if any, more than what the headline number suggests.

For smaller firms serving the domestic market, the inflation dynamics mean that while some of the most visible household cost pressures have eased, the broader economy is still operating in a more inflationary environment than what Japanese consumers was used to for many years. Thus, these firms are rather positioned to profit while prices remain high, ceteris paribus.

Part of the inflation narrative seems to reflect policy effectiveness. Prime Minister Sanae Takaichi’s fiscal support programs and energy subsidies appear to have helped bring down some cost pressures linked to energy and education, making headline inflation look softer. Underneath that, prices are still at levels that may allow some domestic firms to pass on costs more easily to consumers.

The second reason is wages, which had a nominal growth of 3.3 per cent and real growth of 1.9 per cent in February. Smaller domestic firms could benefit if the recent wage growth starts feeding into local demand. Successful wage negotiations between labour unions and employers this year lend credence to the potential wage-push demand and, in turn, a boost in profitability for small-cap firms.

Threats to small caps

Part of the complications confronting small cap indices is dwindling household consumption. Graph 2 shows that household consumption expenditure has not recovered as much as one would expect given the size of the fiscal support made available. Apart from the sharp seasonal jump in December 2025, consumption spending growth has been uneven. In February 2026, it went down 1.8 per cent from a year earlier.

Smaller firms may benefit from fiscal cushioning and a higher-price environment, but they are also much more exposed to weak household demand than the Japanese conglomerates. A large exporter can rely on overseas sales and scale, or maybe without the value destruction brought about by flip-flopping US policies. Small domestic firms may not be that lucky. If households remain cautious with their spending, the benefits of inflation and fiscal support may not spread evenly across the market.

There is also the issue of costs. Domestic firms may sell mainly at home, but they are still exposed to import prices through energy, transport, and intermediate goods. While rising prices can help revenues, this can also squeeze margins. Already, the recent conflict in the Middle East is affecting firms across Japan, with bankruptcy cases rising.

Thus, potential survivors are likely to be firms with strong local demand exposure, some pricing power, and a business model that can live with higher costs. Small caps tied to services, construction, regional finance, and selected consumer segments may be better placed than firms that are simply small and cheap.

Let us circle back to the question: are Japanese small cap stocks making hay while prices rise? The answer is increasingly yes, but only for select segments. Although Japan’s smaller firms are not all set to outperform, some of them are now operating in a better environment where prices are rising, fiscal support is in place, and the domestic market is no longer trapped in the old deflationary mindset.

For investors, this may be the more interesting Japan trade now. Mega caps still matter, and they always will. However, the next leg of the story may not come from the most familiar names. It may come from smaller domestic firms that can handle inflation, survive soft consumption, and still benefit from a country that is slowly learning how to live with rising prices again.

This original article has been produced in-house for Lundgreen’s Investor Insights by on-the-ground contributors of the region. The insight provided is informed with accurate data from reliable sources and has gone through various processes to ensure that the information upholds the integrity and values of the Lundgreen’s brand.