High school students begin collecting signatures on the streets of the city of Hiroshima on July 26 to appeal to the international community for the importance of achieving world peace by eliminating war and nuclear weapons. About 80 students from Hiroshima and Okinawa prefectures are aiming to gather 10,000 signatures and hand them to U.N. Secretary General Ban Ki Moon at the U.N. headquarters in October, according to a report of Japanese news agency "Kyodo".