Group 1 - The U.S. government has established a complex tariff system that impacts global trade partners, including a 10% baseline tariff, a 24% "reciprocal tariff" for Japan, and a 25% specific industry tariff on automobiles [3] - The 25% automobile tariff, effective since April 3, poses a significant threat to Japan's automotive industry, with Toyota exporting approximately 530,000 vehicles to the U.S. annually, accounting for 20% of its U.S. sales [3][4] - The United Nations trade agency warns that the 25% tariff could result in a $17 billion loss in Japan's automotive exports to the U.S., with Japan's automotive exports to the U.S. projected to be around $40 billion in 2024, representing 28% of Japan's total exports to the U.S. [3] Group 2 - Goldman Sachs predicts a 5% to 8% decrease in Toyota's U.S. sales, leading to a reduction of 340 billion yen in annual operating profit [4] - Japanese automakers have invested over $60 billion in the U.S., creating 2.3 million jobs, indicating that U.S. tariffs could negatively impact the American job market [5] - The core issue in U.S.-Japan negotiations revolves around Japan's demand for the cancellation of the 25% automobile tariff and the 24% reciprocal tariff, while the U.S. government insists that the automobile tariffs are related to national security [5][6]