The main purpose of this research is to understand the Tokyo 2020 Olympic Games and sports smart technology. In recent years, with the spread of economic proliferation, there has been a boom in sports around the world. Under the influence of sports and health culture and the advent of the elderly society, the health and care industry in Japan has stepped out of the traditional service industry. More and more cases of Internet of Things (IoT) technology, AI artificial intelligence and sensing technology applications have come out; and the health and care industry is booming. Therefore, the Japanese government looks forward to the hosting of the 2020 Olympic Games and promotes the Olympic Games under the slogan “Discover Tomorrow”, so that the international community could see international participation and sports technological innovation of Japan. Taking “Olympic Games brings inspiration, could change individuals and society” as the action policy, to create a comfortable, convenient, efficient, and safe living area, show the soft power and hard power of Japan, let the Olympics affect Japan not only limited to the period of the Olympic Games, but also change citizens’ life. Breakthrough technologies and innovative applications pioneered by sports technology combined with the sports industry would be one of the focal points in this Olympic Games. Therefore, based on the sports technology industry, this study explores the possibility of innovative technology applications to develop new business opportunities for future sports technology.