The Tokyo 2020 Olympics set a new standard for sustainable development, with a strong emphasis on eco-friendly practices and initiatives. The construction of new venues incorporated sustainable building materials and energy-efficient designs, reducing the environmental impact of the Games. Renewable energy sources were utilized to power event facilities, showcasing Japan’s commitment to sustainability. Additionally, efforts to minimize waste and promote recycling were implemented throughout the event, setting a precedent for future large-scale events. The focus on sustainability extended to transportation, with the promotion of public transit and the introduction of hydrogen-powered buses. These initiatives not only supported the environmental goals of the Olympics but also positioned Tokyo as a leader in sustainable development. The success of these efforts has encouraged businesses to adopt more sustainable practices, aligning with global trends and consumer preferences. The sustainable legacy of the Tokyo 2020 Olympics highlights the long-term benefits of environmentally conscious planning, demonstrating how major events can drive positive change and contribute to a greener future.