A Russian fighter jet SU-27 flies over the sea off the Japanese northern island of Hokkaido, in this handout photo taken February 7, 2013 by Japan Air Self-Defence Force and released by the Joint Staff Office of the Defense Ministry of Japan. Two Russian fighter jets briefly entered Japan's air space near disputed islands and the northern island of Hokkaido on Thursday, prompting Japan to scramble combat fighters and lodge a protest, Japan's Foreign Ministry said. REUTERS/Joint Staff Office of the Defense Ministry of Japan/Handout (JAPAN - Tags: POLITICS MILITARY) ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. FOR  EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS. IT IS DISTRIBUTED, EXACTLY AS RECEIVED BY REUTERS, AS A SERVICE TO CLIENTS - GM1E9280STK01
{}