In the event of a disaster and a general power outage, emergency power generators fueled by city gas or fuel oil if gas service is interrupted are ready to supply up to 72 hours of emergency power.

Adoption of the seismic damping engineering in this building means safety and structural integrity of at least 1.25 times that of a conventional seismic resistance structure. Even in the event of a Great Hanshin-Awaji Earthquake Class earthquake (shindo seismic intensity of 7), which exceeds the maximum requirements of the Building Standards Act, this building is designed to retain post-quake usability with non-structural repairs.

With a maximum flood event in mind, flood barriers are installed at entrances and exits, and the disaster management center and emergency power generators are located on floors above the projected flood level.

People who live and work in TAKANAWA GATEWAY CITY enjoy highly efficient energy management thanks to thermal energy supplied by its own district heating and cooling (DHC) facility. As a flagship project in JR East Group's "Zero Carbon Challenge 2050 ” initiative, the development is showing the way to the achievement of the Group’s long-term environmental targets. For example, utilization of renewable energy certificates to source virtually all electrical power needs from renewable energy sources will achieve net-zero CO2 emissions.