Unlike the past, where economics dictated a strong yen despite loose policy, markets are now driven by politics. The Japanese government is allowing the yen to devalue to manage its debt, even as interest rates rise. This weakens the yen, strengthens the dollar, and could fuel a US equity boom via carry trades.

Despite growing signals of a forthcoming rate hike from the Bank of Japan, analysts caution against an outright bullish stance on the yen. Political uncertainty and a resilient global growth backdrop are significant headwinds. The currency is expected to remain range-bound until key events in early October provide more clarity on both monetary and political fronts.

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.

The FX market is disproportionately focused on the immediate outcome of the next BOJ meeting, causing the Yen to weaken as rate hike odds are priced out. This ignores the largely unchanged medium-term outlook for monetary normalization. This short-termism has decoupled the Yen from longer-term rate spreads, creating a potential tactical opportunity.

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.

The medium-term bearish outlook for the Yen remains, as a landslide victory for the ruling LDP is largely priced in, while a loss of their majority could paradoxically be more negative. An opposition win could lead to greater fiscal expansion and political uncertainty, potentially weakening the yen more severely in the long run.

A recurring pattern in Yen trading shows markets pricing in a Bank of Japan (BOJ) rate hike ahead of policy meetings, causing the Yen to strengthen. However, the BOJ often fails to deliver. The optimal strategy is to trade this pre-meeting speculation ('trade the rumor') and then reassess before the actual announcement.

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.