大万博, or the "Great Expo," refers to the World Expo held in Osaka, Japan, in 2025. This event will showcase innovations and cultural exchanges from around the globe, focusing on the theme of "Designing Future Society for Our Lives." It aims to promote sustainability and technological advancements. The expo is expected to attract millions of visitors and feature pavilions from various countries, including Japan, United States, and Germany. It will provide a platform for nations to present their achievements and foster international cooperation, making it a significant event in the global calendar.