TK-X tank: The new MBT can be transported on standard commercial trailers. Developing this tank heavy emphasis was placed on C4I capabilities, as well as increased protection, firepower and mobility. Mitsubishi Heavy Industries is the main contractor of the TK-X. Currently it is one of the most advanced main battle tanks in the world. In 2010 Japanese Ministry of Defense ordered 13 of these tanks. These entered service with the Japanese Ground Self Defense Forces in 2012