Feature:　Railways and Large Cities
Reference
Growth of Tokyo Railway & Population

Map: Centralised Tokyo population with early railway development. Most movement in the city was still on foot.
Map: Westward expansion of Tokyo and railway after Great Kanto Earthquake (1923)
Map: Suburbanisation spreading along railways
Map: Early post-war development of Tokyo
Map: Urban sprawl following high economic growth period
Map: Densely-populated Tokyo today
Map: Growth of Tokyo Subway Network (Teito Rapid Transit Authority)