The Japanese government has asked the Japanese to scale back their energy use in anticipation of several more months of energy shortages.
Northeastern Tokyo has been the center of the city's homeless community for centuries.
At a meeting in Dakar, Senegal this week, Japanese diplomats laid out Japan's proposal for a permanent African seat on the United Nations Security Council.
Prime Minister Kan sent troops, helicopters, and planes to the northeast coast to recover bodies still missing from the Japan tsunami. Kan has come under attack for his handling of the disaster.
Emperor Akihito and Empress Michiko visited two evacuation shelters Thursday in Asahi city, about 54 miles east of Tokyo near the Pacific coast.
The French rescue was requested by the UN and Japanese after incumbent President Laurent Gbagbo's fighters broke into the ambassador's home.