We asked Japanese consumers about "Most used internet providers / brands" and found that "SoftBank" takes the top spot, while "WiMAX" is at the other end of the ranking. These results are based on a representative online survey conducted in 2024 among 992 consumers in Japan.
Most AT&T devices work on foreign frequencies of 1800MHz and 900MHz. In Japan or South Korea, you'll need a device that can use the 2100MHz frequency. All AT&T LTE devices support band 4. These devices work in Canada and certain other countries.