Kokkai-gijidō-mae Station

Overview and services

Kokkai-gijidō-mae is served by Tokyo Metro lines and is an important transfer node for commuters, civil servants and visitors to the political district. It is connected by underground passageways to adjacent stations, enabling transfers without returning to street level. The station provides elevators, escalators and barrier-free access consistent with central Tokyo subway facilities.

Layout and depth

The station is notable for its depth beneath the surface: because it lies under a dense administrative area and complex roadways, platforms and concourses are built at substantial depth relative to many other stations on the Tokyo Metro network. This deep construction requires longer escalators and passageways and contributes to the station's distinctive subterranean character.

Connections and transfers

• Linked by underground passages to Tameike-Sannō Station, allowing transfers to additional lines without exiting to street level.
• Provides easy pedestrian access to nearby government buildings, embassies and public institutions.
• Serves as a convenient stop for visitors attending events or performing administrative business in the Diet district.

History, name and significance

The station's name highlights its proximity to national government functions and makes it straightforward for riders to identify the stop for the Diet Building. Its construction and layout reflect urban planning priorities for secure, efficient transit in Tokyo's political center. Because of its location and transfer connections, the station plays a functional role in managing commuter flows around important civic sites.

Practical information

Passengers should allow additional time for vertical travel when transferring at this station due to its depth and extensive passageways. Signage is provided in Japanese and English; maps and route guidance are available at station concourses. For maps and station maps consult the operator's resources at Tokyo Metro or broader city guides at Tokyo. Location coordinates and mapping resources are also often displayed on transit guides: see station coordinates.