Japan has announced the release of strategic oil reserves in response to a severe supply crisis triggered by the effective blockade of the Hormuz Strait, a critical waterway through which much of the world's oil passes. The decision comes as military operations involving the United States, Israel, and Iran have disrupted shipping through the strait, threatening Japan's energy security and raising concerns about fuel prices for residents and businesses alike. According to NHK, Prime Minister Sanae Takaichi announced that Japan would begin releasing oil from its strategic reserves as early as March 16, 2026. The move represents Japan's first unilateral reserve release before coordinating with international partners, underscoring the severity of the situation. The government has warned that crude oil imports could decline significantly from late March onward due to the ongoing crisis in the Hormuz Strait. The Hormuz Strait, a narrow passage between Iran and the Arabian Peninsula, has been effectively blockaded as military operations continue in the region. U.S. President Trump stated that forces had "eliminated nearly all vessels laying mines" in the waterway, but oil companies remain reluctant to send tankers through the strait due to security concerns. This hesitation has created immediate supply chain disruptions for Japan, which relies heavily on Middle Eastern oil imports. For foreign residents in Japan, the most immediate impact will be felt at the pump. The government has announced emergency measures to cushion gasoline price increases, implementing a price stabilization mechanism designed to keep retail gasoline prices around 170 yen per liter. This intervention aims to prevent the sharp price spikes that could otherwise result from supply disruptions and represents a significant government subsidy to protect consumers from market volatility. The crisis has prompted coordinated international action. Japan participated in an online G7 summit where Prime Minister Takaichi welcomed the International Energy Agency's decision to coordinate a massive release of strategic petroleum reserves among member nations. According to NHK, the IEA announced that 32 countries have agreed to collectively release 400 million barrels of oil from strategic reserves, marking the largest coordinated release since Russia's invasion of Ukraine in 2022. Prior to the G7 summit, energy ministers from the G7 nations met to discuss the crisis, confirming their readiness to take necessary measures, including coordinated reserve releases through the IEA framework. This multilateral approach aims to stabilize global oil markets and prevent panic buying that could exacerbate shortages. Experts warn that the situation could be prolonged, with concerns mounting about the long-term implications if the Hormuz blockade continues. The strait typically handles approximately one-fifth of global oil traffic, making its closure a significant threat to worldwide energy security. For Japan, which imports nearly all of its oil, the disruption poses particular challenges despite the country's substantial strategic reserves. Foreign residents should monitor fuel prices and consider adjusting transportation budgets accordingly, even with government price controls in place. While the 170-yen cap provides some protection, it still represents a notable increase from previous price levels. Those who rely on personal vehicles for commuting may want to explore alternative transportation options or carpooling arrangements during this period of uncertainty. The government has not announced any rationing measures or restrictions on fuel purchases at this time, and officials have emphasized that Japan's strategic reserves are sufficient to maintain supply for an extended period. However, the situation remains fluid, and authorities continue to monitor developments in the Hormuz region closely. As the crisis unfolds, expats should stay informed through official government channels and be prepared for potential further measures if the blockade persists. The coordinated international response demonstrates the seriousness with which global powers are treating this supply disruption, but resolution will ultimately depend on the evolving security situation in the Middle East.