Shinjuku Sumitomo Building
Reborn Project Overview

Location 2-6 Nishi-Shinjuku, Shinjuku Ward, Tokyo
ARCHITECT Sumitomo Realty & Development Co., Ltd.
Basic Concept / General Supervision Sumitomo Realty & Development Co., Ltd.
SITE AREA 14,446.46㎡
Total floor area 180,195.16㎡
Structure Steel-frame construction; partially reinforced concrete construction; partially steel-reinforced concrete construction
Number of Stories and Maximum Height 4 basement levels to 54 above-ground floors (3 penthouse floors)
211.355 m
Construction Period July 2018–June 2020
History of Urban Planning 1971: Designation of a Specific Urban Planning District
2016: Amendment to the Urban Plan (Construction of the Atrium)
Design Supervision Nikken Sekkei Ltd. (Preliminary Design, Detailed Design, Construction Supervision)
Taisei Corporation (Detailed Design, Construction Supervision)
Lighting Design Okayasu Izumi Lighting Design Office, Inc.
Hall Consulting Theater Workshop, Inc.
Construction Taisei Corporation
INFO National Strategic Special Zones / Designated Neighborhoods


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