Otemachi First Square

Otemachi First Square is a twin tower office building that symbolizes landmarks for urban districts. Located at the intersection of the main streets, Hibiya-dori and Eidai-dori, and blessed with abundant, easy access this is the premium site. The atrium entrance and sunken garden provide a relaxed space arrangement and being equipped with diverse building facilities, the building abundantly befits the status of a base for global business.

Property Information

Type

Office

Address

1-5-1 Otemachi, Chiyoda, Tokyo Map

Completed

February 1992 (West Tower), May 1997 (East Tower)

Access

JR Tokyo Station (5-minute walk)
Tokyo Metro Otemachi Subway Station (Direct access via exits C8 & C11)

Structural Overview

Footprint	6,236m² (Portion owned by NTT Urban Deveropment)	Floor space	54,284m² (Portion owned by NTT Urban Deveropment)
Structure	Above ground - steel structure, below ground - steel-framed reinforced concrete structure
Size	23 floors above ground, five below (West Tower) 23 floors above ground, four below (East Tower)

Facilities Overview

Standard ceiling height	2,700mm	Standard floor load	300kg/m² (one portion, 600kg/m²)
Power outlet capacity	60VA/m²	Wiring format	Free-access floor (H = 100mm)
Parking capacity	183 vehicles

Awards

1997 Fire and Disaster Management Agency Secretary Prize for Fire Fighting and Disaster Preparedness System
1998 Illuminating Engineering Society of North America’s International Lighting Design Awards(Special Award for Outdoor Lighting)
1998 Japan Sign Design Association (SDA) Awards (Second-place Prize, District Design Prize)

Official site

-

Others

	Dining facilities		Convenience store
	Drug store		Rental conference room available
	Rental parking space available		24 hour building access possible
	Manned security

Standard Floor Layout

Map

Address: 1-5-1 Otemachi, Chiyoda, Tokyo

: Representative properties
: Our CSR activities
: Corporate and financial information