The "Trends in Japan" blog got the chance to stop by the Tokyo Traffic Control Center and get an in-depth look at how traffic operates in Tokyo minute-by-minute.
Seated in the middle is the Commander of the Control Center, with operators on the sides to collect information. The Information Board on the far right can display anything from handwritten notes to additional maps brought up on the computers.
Link
By the way, there's a funny comment on the blog: "What happens when Godzilla attacks?"