Map of Tokyo, featuring subway system

The composition is highly structured and diagrammatic, typical of public transit maps. The main feature is the subway network overlaid on a geographical map of Tokyo. Information is segmented into distinct areas: the main map, key lines, and supplementary information (like airlines and hotels). The use of color coding is crucial for differentiating subway lines.

The design employs a combination of cartography and graphic illustration. The lines are rendered with varying weights and colors to denote different subway lines. The overall aesthetic is characteristic of mid-to-late 20th-century informational posters, prioritizing clarity and comprehensive data display.