Internet Initiative Japan’s (IIJ) IIJ mobile uses NTT DoCoMo’s 3G FOMA network and data communications terminals to provide internet access with high-speed mobile data communications up to 3.6 Mbps.
IIJ claims to provide a high-speed mobile internet connection environment using the 3G/HSDPA network. International roaming feature allows users to access the network in the same way when overseas.