Japan Registry Service Co., Ltd., (JPRS), the company responsible for management and administration of .JP top-level domain and overall management and operation of the JP domain name system (JP DNS) and Internet Initiative Japan Inc. (IIJ, NASDAQ: IIJIE), one of Japan\'s leading total network service solutions providers today announced the introduction of IP Anycast technology to the \'a.dns.jp\' operated by JPRS and the \'d.dns.jp\' operated by IIJ, among all JP DNS servers (a.dns.jp - f.dns.jp) operated by 6 organizations.