zig-zag,Inc.
340A
TOYOKOH Inc.
341A
PROGRESS TECHNOLOGIES GROUP,Inc.
339A
ZenmuTech
338A
Dynamic Map Platform Co.,Ltd.
336A
NTT owns NTT DoCoMo, the largest wireless operator in Japan, with 90.8 million subscribers. It also owns NTT East and NTT West, the two regional incumbent fixed-line operators in Japan, with about 23.6 million broadband lines (around 72% of which are wholesaled). The firm also provides IT and communications systems integration via NTT Communications and 52.4%-owned NTT Data.