Japan said the missile reached its air defense identification zone (ADIZ), the first time by a North Korean missile.
Highly sensitive details of the submarine were leaked including technical manuals and models of the boat's antennae.
"That missile works."
Indian naval officials say Chinese submarines have been sighted on an average four times every three months
The French "provide the big boxes and cabling but the integration of the software is done by the US."
France's naval contractor DCNS has proposed a diesel-electric version of its 5,000-ton Barracuda nuclear-powered submarine
Vietnam eyes naval cooperation with other countries in the region
"We've had to accelerate the modernisation of our armed forces for self-defence needs," he said
The HQ-186 Da Nang reached Cam Ranh Port after a one-and-a-half-month journey
The submarine is expected to arrive at the Port of Singapore on January 29 before arriving in Vietnam
A Japanese defense official said Tokyo was "confident" its bid would win but disclosed no details.
Australia, cooperating with Japan risks angering China, its biggest trading partner