A: 8, 2-chōme, Nishishinjuku, Shinjuku City, Tōkyō-to, Japan
On October 1, 2001 NTT DoCoMo of Tokyo, Japan, launched the first 3G (Third Generation) cellular network.
"3G networks enable network operators to offer users a wider range of more advanced services while achieving greater network capacity through improved spectral efficiency. Services include wide-area wireless voice telephony, video calls, and broadband wireless data, all in a mobile environment. Additional features also include HSPA data transmission capabilities able to deliver speeds up to 14.4 Mbit/s on the downlink and 5.8 Mbit/s on the uplink" (Wikipedia article on 3G, accessed 04-11-2009).