Overview

• At 11:02 a.m. local time, Nagasaki’s Urakami Cathedral bells were rung together for the first time since 1945 to mark the moment the "Fat Man" bomb detonated over the city.
• Mayor Shiro Suzuki warned of an escalating nuclear threat and called on the Japanese government to accede to the 2017 UN Treaty on the Prohibition of Nuclear Weapons.
• Surviving Hibakusha Nobel laureates from Nihon Hidankyo and civic leaders reinforced calls for the total abolition of nuclear arms during the memorial.
• Delegations from 100 countries and regions participated in the anniversary ceremony, reflecting broad international solidarity with anti-nuclear advocacy.
• Organizers pointed to rising geopolitical tensions—from Russia-NATO standoffs to East Asian security risks—to emphasize the urgency of preventing future atomic conflict.