TOKYO - Smartphone ownership grew sharply to 49.5 percent of households in Japan at the end of 2012 from 29.3 percent a year earlier and 9.7 percent in late 2010, according to a survey released Friday by the Ministry of Internal affairs and Communications.
Tablet PC ownership rose to 15.3 percent in late 2012 from 8.5 percent a year earlier, while regular PCs were found at 75.8 percent of households, down from 77.4 percent.
The survey also found 31.4 percent of people citing smartphones as their device to access the Internet last year, nearly double from 16.2 percent a year earlier. Tablets were used by 7.9 percent, up from 4.2 percent, while 59.5 percent said their device was regular PCs at home, down 62.6 percent.
The ministry sent questionnaires by mail from January to March to about 40,000 households headed by people aged 20 or older across the country and received valid responses from about 50 percent.