KDDI Building

The KDDI Building is a skyscraper in the Nishi-Shinjuku business district featuring a distinctive modern façade with clean geometric forms. The structure rises prominently and contains office spaces alongside telecommunications infrastructure spread across its floors.

The building was completed in 1974 during Japan's phase of rapid economic growth and intensive urban development. Its construction reflects the expansion of the telecommunications industry and the urban transformation of that era.

The structure received the BCS Prize for its architectural excellence, marking its significance in Japanese corporate and architectural advancement.

The building is located near major transportation hubs and is easily accessible by public transit. Visitors should note that this is an active office building, and access to certain areas may be restricted.

The building serves as a central hub for millions of telecommunications operations daily. This infrastructural role makes it an invisible backbone of digital connections across the region.

Location: Nishi-Shinjuku

Inception: June 1974

Architects: 日總建, Hideo Kosaka

GPS coordinates: 35.69322,139.69314

Latest update: December 7, 2025 20:22