From top athletes to enthusiasts working on sports to improve their health, sports gears are evolving day by day to maximize their performance. In particular, it is no exaggeration to say that the sports festival Olympic games is a stage to show off the latest sports gear developed from research on structures and materials based on human attribute. In 2020, it is well known that the Olympic summer games will be held in Tokyo for the first time in 56 years. In this paper, it is described the transition of sports equipment, taking footwear as an example, and then introduced the research and development cases which are investigating on as a technology to support athletes in the Tokyo Olympic games, as well as measures against heat weather.