The port is also an important employer in the area having more than 30,000 employees that provide services to more than 32,000 ships every year.

The development of the port was finally encouraged during the Meiji Period with the influence of a project that was meant to improve the estuary of the Sumida River by dredging channels and reclaiming land at Tsukishima and Shibaura.

[4] Alongside the completion of another two terminals, Shibaura and Takeshiba, the Port of Tokyo opened for international trade on May 20, 1941.

[4] By the late 1960s, the container transport system had become a major factor in shipping worldwide.

[2] The Port of Tokyo has three container terminals with an area of 1,504,718 m2 with a total number of 15 berths and a quay length of 4,479 metres.