While Japan's initial 2026 budget appears disciplined, the true test of its fiscal policy will be the supplementary budget, likely coming in the autumn. Historically, these massive supplementary budgets—not the initial plans—have been the primary source of fiscal deterioration and market concern in Japan.

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The election of Sinei Takechi is causing markets to anticipate a more activist fiscal agenda in Japan. This includes inflation relief and strategic investments. Paradoxically, this expectation of fiscal stimulus is simultaneously reducing pressure on the Bank of Japan for near-term interest rate hikes, creating a dual impact on the country's economic outlook.

Contrary to market fears of undisciplined spending akin to 'Abenomics', Prime Minister Takaichi's initial policy platform suggests a focus on targeted income redistribution. Policies like a refundable credit tax system and cutting unnecessary subsidies indicate a fiscally neutral or even tighter stance, rather than net fiscal expansion.

Despite market fears of aggressive "Abenomics 2.0," economist Ayako Fujita argues that Sanai Takaichi's fiscal plans are limited by high inflation. Her proposed policies focus on income redistribution, like tax credits for low-income households, and will take 1-2 years to implement, suggesting a more moderate approach than expected.

Japan's Takahichi administration has adopted a surprisingly expansionary fiscal stance. Instead of allowing the Bank of Japan to hike rates, the government is using fiscal spending to offset inflation's impact on purchasing power. This "high pressure" economic policy is a key driver of the yen's ongoing weakness.

While a failure by Japan's ruling LDP to secure a majority could cause a short-term Yen rally, the medium-term bearish outlook is unchanged. Neither a new coalition nor the current party is likely to enforce fiscal discipline or prompt faster BOJ rate hikes, leaving fundamental weaknesses in place.

Japan sustains a debt-to-GDP ratio that would cause collapse elsewhere due to its unique culture. Citizens patriotically buy and hold government debt, preventing the market panic that would typically ensue. This cultural factor allows it to delay an economic reckoning that seems inevitable by standard metrics.

While Japan's new LDP leadership creates uncertainty, the fragmented political landscape makes it nearly impossible to assemble a large-scale fiscal package, like a consumption tax cut, before year-end. This temporary paralysis actually lowers the immediate risk of fiscally irresponsible policies that investors fear.

A significant split in monetary policy is expected in 2026. The US Federal Reserve and European Central Bank are predicted to cut rates in response to slowing growth and easing inflation. In stark contrast, the Bank of Japan is on a hiking cycle, aiming to reflate its economy.

When countries run large, structural government deficits, their policy options become limited. Historically, this state of 'fiscal dominance' leads to the implementation of capital controls and other financial frictions to prevent capital flight and manage the currency, increasing risks for investors.

A significant perception gap exists between investor groups. Foreign investors largely expect aggressive fiscal expansion from PM Takaichi, viewing her policies as a continuation of Abenomics. In contrast, domestic investors, recalling that the Abe administration actually narrowed deficits, are less concerned about fiscal discipline and have a more nuanced view.

Japan's Fiscal Discipline Illusion: Real Risk Hides in Autumn's Supplementary Budget | RiffOn