Methodology• Conducted web‐based questionnaire surveys of registered monitors• Focused on user groups who connected from home via wireline broadband• Respondents were asked to answer the type of access line and its advertised speed.• Also they were guided to visit a speed measurement site, and then asked to report the test results.
Survey 2009 Survey 2011 Survey 2012 Survey 2013 From Nov. 17, 2009, From Jan. 24, 2011, From Mar. 30, 2012, From Mar. 14 , 2013, Period till Nov. 26, 2009 till Jan. 27, 2011 till Apr. 25, 2012* till Mar. 19, 2013. Kanto area, including Sample area All nation All nation Tokyo metropolitan All nation area NTTCom Online NTTCom Online NTTCom Online Rakuten Research, Research firm Marketing Solutions Marketing Solutions Marketing Solutions Inc. Corporation Corporation CorporationSample size 1,117 768 1,024 520 http://speedtest.goo.Measurement site http://speedtest.net http://speedtest.net http://speedtest.net ne.jp/Location of themeasurement site Tokyo Nearest test site Tokyo Nearest test site Note *: Includes 3 week suspension due to the problems of the measurement site. Settings for four surveys
0% 20% 40% 60% 80% Japan (Nov. 2009) 25.6% Japan (Jan. 2011) 27.2% Japan (Mar.-Apr. 2012) 24.0% Japan (Mar. 2013) 35.3% U.S. (2009, average) 51.3% U.S. (2009, median) 44.3% U.K. (May, 2010) 46.0% Australia (2008Q4) 65.5% Ireland (2008) 60.2%Source: Created on the basis of FCC （2010）, Ofcom（2010）, and Epitiro （2009a, 2009b）, except Japan’s results. International Comparison of software‐based measurements