Latest Hamamatsucho Updates — September 2026

As of September 11, 2026, the World Trade Center Building reconstruction remains the most significant current development around Hamamatsucho Station. The new main tower is scheduled for completion in March 2027, while WTCB Hall & Conference is scheduled to open in June 2027 and is already accepting advance reservations. The broader A-block project, including reconstruction of the Tokyo Monorail Hamamatsucho station, is scheduled for completion in 2029. The high-rise portion of WTC annex was completed in November 2024, with the mid-rise portion scheduled for May 2027. On September 1, 2026, the World Trade Center Building company officially announced a fire and smoke incident at the construction site of the new main tower and terminal, making continued review of official construction updates appropriate. Minato City's latest population statistics, as of September 1, show 1,398 households and 2,235 residents in Hamamatsucho 1-chome and 439 households and 701 residents in 2-chome. Transport circulation, commercial facilities and construction conditions remain subject to change, so this article represents a September 11, 2026 snapshot.