About NTT Com DD Corporation. We provide one-stop IT services globally to customers who are expanding their business globally, regardless of whether they are foreign-affiliated companies or Japanese companies together with NTT Group companies around the world. Our predecessor, Dimension Data Japan, started operations in 1997 as a Japanese corporation of Dimension Data, which provides global IT solutions established in South Africa in 1983, and for more than 20 years since then, IT that meets the needs of our customers. We have been working on the construction and operation of infrastructure. In the ever-changing IT system industry, we will continue to run as a pioneer who has always been close to our customers and responded flexibly.