
TOKYO -- The race to bring commercial 5G to Japan is under way, with SoftBank Corp. unveiling plans to introduce its service on March 27.
NTT Docomo and KDDI are expected to soon announce their own plans to start service this spring. Rakuten, which enters the mobile business this April, will begin offering the fifth-generation service in June. The ultrafast mobile connections have been rolled out in 30-plus countries.