Japanese Prime Minister Shinzo Abe delivers his speech during a national rally marking the Northern Territories Day in Tokyo Thursday, Feb. 7, 2013. Japan reiterated its demand to Russia the return of the four-island chain, known as the Northern Territories in Japan and the Kuril Islands in Russia. (AP Photo/Koji Sasahara)

Photo by: Koji Sasahara

Japanese Prime Minister Shinzo Abe delivers his speech during a national rally marking the Northern Territories Day in Tokyo Thursday, Feb. 7, 2013. Japan reiterated its demand to Russia the return of the four-island chain, known as the Northern Territories in Japan and the Kuril Islands in Russia. (AP Photo/Koji Sasahara)