They accuse him of ordering the La Colina paramilitary death squad to kill 25 people in 1991 and 1992.
Mr Fujimori, who fled to Japan in November 2000 after a corruption scandal, denies wrongdoing and says he is a victim of political persecution.
Peru is working to have him sent back, but he is a citizen of Japan, which bars the extradition of its citizens.
He is wanted in Peru on charges including murder, kidnapping and inflicting grievous wounds.


















