NTT Docomo is the creator of W-CDMA technology as well as mobile i-mode service. NTT Docomo had over 53 million customers (as of March 2008), which is more than half of Japan’s cellular market.
Read moreWhat frequency does Japan use for cell phones?
Cellular phone frequencies used in Japan Carrier Name2G GSM4G LTESoftbankNone used2100MHz Band 1 1800MHz (1.7GHz) Band 3(*) 900MHz Band 8 TD-LTE 2.5GHz Band 41(*)E-Access (e-mobile) (Softbank)None used1800MHz (1.7GHz) Band 3WCP (Softbank)None usedTD-LTE 2.5GHz Band 41Willcom (Softbank)None usedNone usedCellular phone frequencies used in Japan – BlogFromAmerica … eng.blogfromamerica.com › archives
Read more