Watch NHK Documentary Season 23 Episode 20 Online

Nighttime in late May of 2020. With the lifting of Japan's national COVID-19 emergency declaration, an unprecedented construction project begins at the JR Shibuya Station in Tokyo. Without halting the station's operations, crews will relocate an entire train platform by 350 meters, and move 500 meters of track, all within 54 hours. It's a battle measured in minutes and seconds. Despite exhaustive preparations, unexpected hurdles emerge. Protecting workers against the novel coronavirus adds another layer of complexity. Go behind the scenes of the most difficult and challenging project of its kind in JR's history, and see Shibuya's transformation from a labyrinth to a model of disaster prevention.