
(0600GMT) Friday and had moved eastward through the strait by Saturday," it said, adding that Tokyo was monitoring the ships' movements. "The Chinese and Russian vessels - destroyers, frigates and supply ships - were located about 200 kilometers (124 miles) southwest of Rebun Island in Hokkaido around 3 p.m. Nine of the naval vessels, which passed into the Sea of Okhotsk, were involved in a joint exercise in the Sea of Japan on July 18-23, the Tokyo-based Kyodo News reported, citing a Japanese Defense Ministry statement.

Japan on Saturday claimed that five Chinese and Russian warships had sailed through the Soya Strait between the Japan's northern island of Hokkaido and Russia's Sakhalin island.
