MOSCOW, Jan. 18 (Xinhua) -- Two Su-34 jets of the Russian Air Forces accidentally collided during a training flight in the country's Far East on Friday, the Russian Defense Ministry confirmed in a statement.

According to the statement, the accident occurred over the Sea of Japan, 35 km off the coast, at 8:07 a.m. Moscow time (0507 GMT). The planes performed the flights without ammunition and the crews have managed to eject safely.

An An-12 and two Mi-8 helicopters from the search and rescue forces are searching for the pilots in the area where they ejected, the statement said.

The Su-34 is Russia's all-weather supersonic medium-range fighter-bomber. It first flew in 1990 and has been in service with the Russian Air Force since 2014.