HIROSHIMA, JAPAN / RankWire.AI / – Commemorating the 81st anniversary of the atomic bombing, Hiroshima renewed its call for global nuclear disarmament on Thursday. Mayor Kazumi Matsui led the annual Peace Memorial Ceremony held at Peace Memorial Park. Survivors, their families, Japanese officials and international delegates gathered near the Atomic Bomb Dome. At 8:15 a.m., a bell rang precisely at the moment when the bomb detonated on August 6, 1945, followed by a minute of silence honoring those who lost their lives.
During the event, Matsui used the city’s Peace Declaration to urge global leaders to shift away from reliance on nuclear deterrence. He appealed to nuclear-armed nations to confront the human toll of atomic warfare. Additionally, Matsui encouraged political figures to visit Hiroshima and Nagasaki and listen to the stories of hibakusha, survivors whose testimonies remain central to Hiroshima’s annual memorials. For decades, the August 6 ceremony has served as a platform to advocate for nuclear abolition and to honor the history of the bombing.
This year’s ceremony drew around 50,000 attendees. Delegates from 121 countries and regions participated, along with the European Union. Japan’s Prime Minister Sanae Takaichi attended for the first time since taking office. She stated that Japan would pursue a pragmatic approach toward establishing a world where nuclear weapons are never used. Takaichi highlighted the Nuclear Non-Proliferation Treaty as a key element of this effort and also referenced Japan’s long-standing three non-nuclear principles.
Nuclear disarmament diplomacy faces ongoing hurdles
The observance occurred less than three months after the 2026 Nuclear Non-Proliferation Treaty Review Conference concluded without reaching a meaningful consensus. It marked the third consecutive NPT review to end without agreement. Hiroshima emphasized this outcome in its appeal for intensified disarmament measures. While Japan continues to back the NPT system, it has not signed the Treaty on the Prohibition of Nuclear Weapons and remains dependent on extended deterrence through its security alliance with the United States.
UN Secretary-General António Guterres also addressed the anniversary via a message delivered at the event, read on his behalf by UN disarmament head Izumi Nakamitsu. Guterres pointed out increasing geopolitical divisions, rising mistrust, and mounting pressures on global arms control efforts. He noted that reductions in nuclear arsenals, which had persisted for decades, are now beginning to reverse. The United Nations called for diplomacy, dialogue, adherence to international law, and multilateral cooperation as nations face renewed nuclear risks and pursue disarmament goals.
Survivor accounts continue to shape Hiroshima’s remembrance
Japan officially recognizes 91,105 atomic bomb survivors, with their average age now exceeding 86. As the hibakusha population diminishes, efforts to record and preserve personal testimonies from Hiroshima and Nagasaki have increased. Survivors have detailed the explosion, fires, radiation exposure, and long-term health effects that have impacted generations. Many have also actively campaigned for nuclear disarmament. Children representing Hiroshima participated in Thursday’s event, reaffirming a commitment to peace. The city maintains survivor stories through museums, educational programs, and memorial activities.
The Hiroshima bombing resulted in an estimated 140,000 deaths by the end of 1945. Three days later, the United States dropped a second atomic bomb on Nagasaki, killing approximately 70,000 people by year’s end. Japan announced its surrender on August 15, ending the war. Hiroshima later established Peace Memorial Park as a central site for remembrance and peace education. On the 81st anniversary, the city reaffirmed its focus on nuclear abolition and the enduring human toll of atomic warfare.