Inspect a Tokyo railway map and the vibrant green loop line at the heart of the metropolis will immediately jump out at you. It’s called the Yamanote Line, and it’s one of Tokyo’s most vital transport arteries, connecting 29 major train stations, including Shibuya, Shinjuku, Tokyo, Akihabara and Ueno. Now, in the build-up to the 2020 Olympics, a pair of Swiss graphic designers seek to draw even more attention the stations with the YamanoteYamanote Project.