...Nippon Telegraph & Telephone Corp. (NTT) group's profitability will improve moderately over the next one to two years, in S&P Global Ratings' view. New lower rate plans that NTT Docomo Inc. launched in its mobile communications business in March 2021 have weighed on the NTT group's profitability. The mobile communications business accounts for just over 45% of the group's consolidated EBITDA. Mitigating this downward pressure, however, we see strong earnings from the group's non-communications business, including NTT Docomo's contents service and finance and settlement business, as well as NTT Data Corp.'s information technology (IT) service. We expect the group's consolidated EBITDA margin to improve to nearly 28% in about a year through cost reductions across the entire group and enhancement of its non-communications business (see chart 1)....