Japanese automakers, including Toyota, Honda, and Nissan, are increasingly exposed to risks stemming from the ongoing Iran war and a potential rally in the yen. In their most recent quarterly reports, these companies benefited from a historically weak yen, with Toyota and Honda raising their full-year forecasts and Nissan posting its first profit in about two years [1]. However, the outlook has become more uncertain following a rare yen-buying intervention coordinated by the U.S. Treasury and Japan's Ministry of Finance in early August, after the yen fell to 40-year lows past 163 per dollar [1].
Analysts warn that a stronger yen would negatively impact Japanese automakers, as it would either force them to raise prices in foreign markets—risking market-share losses—or accept lower operating profits due to the reduced yen value of foreign earnings [1]. Vincent Sun, a senior equity analyst at Morningstar, stated, "If government intervention is to strengthen yen, this would be negative for Japanese automakers" [1]. Masahiro Akita, senior analyst at Bernstein, noted that a 1% change in the yen typically affects operating profit by about 2%, with sensitivity reaching up to 4% for some companies [1].
The ongoing Middle East conflict adds another layer of risk, particularly through potential supply chain disruptions and increased costs. The Strait of Hormuz and the Red Sea are critical shipping lanes for Japanese automakers, who depend on imports of aluminum and petrochemicals such as naphtha for vehicle production [1]. Akita highlighted that the most significant headwind to automakers' earnings is the surge in raw material costs, which has intensified amid the Middle East conflict [1]. Inflation in key inputs—including naphtha, resins, memory chips, and industrial metals like aluminum, copper, and steel—is broadly pressuring industry profitability [1]. Morningstar analysts emphasized that uncertainty in the Middle East remains a swing factor for supply-chain logistics and raw material costs [1].
CONCLUSION
Japanese automakers are facing significant headwinds from both a potential yen rally and the ongoing Iran war, which threaten to erode recent profitability gains. Analysts highlight that currency movements and raw material inflation could substantially impact operating profits and industry competitiveness. The market outlook for these automakers remains highly uncertain amid these dual external pressures.