The video is in Japanese, and the original paper is locked behind a research wall. TLDR (from Hypebeast article): The results found that the coolest shirt was

The video is in Japanese, and the original paper is locked behind a research wall. TLDR (from Hypebeast article): The results found that the coolest shirt was white, followed by yellow, gray, red, purple, blue, green, dark green, and black in that particular order. The temperature difference between the shirts was quite drastic, with the white shirt registering 30 degrees Celsius (86 degrees Fahrenheit), and the dark green and black shirts registering above 50 degrees Celsius (122 degrees Fahrenheit). Fluffy articles on the paper: * https://hypebeast.com/2021/8/japanese-researchers-test-colors-of-clothing-keep-you-cool-news https://hypebeast.com/2021/8/japanese-researchers-test-color... * https://ca.style.yahoo.com/japanese-research-what-colours-clothing-cooler-hot-weather-062953419.html https://ca.style.yahoo.com/japanese-research-what-colours-cl...