Activists from the pro-government youth organisation Nashi protest against Japan over a disputed island chain in front of the Japanese embassy in Moscow, February 11, 2011. Russia warned Japan on Friday that its recent behaviour in a dispute over a group of Pacific islands was unacceptable, maintaining pressure on Tokyo during a visit by Japan's foreign minister. A shopping cart with horseradish contains a poster featuring a popular local phrase that reads "Horse radish to you but not the Kurils". REUTERS/Nikolay Korchekov (RUSSIA - Tags: POLITICS CIVIL UNREST)