For the first time in centuries, the looming threat of Mt. Fuji has taken a surreal digital form. Japanese authorities have released an AI-generated video depicting the country's highest peak, violent eruption potential, aimed at preparing Tokyo's 37 million residents for the unexpected. Mount Fuji has been on hiatus since 1707, but authorities say simulation is a proactive step rather than a warning of imminent danger.
AI video shows the eruption of Mt. Fuji
Tokyo gets a nightmare vision of a catastrophic eruption of Mt. Fuji
byu/timesandsundaytimes intokyo
Part of Volcanic Disaster Prepared Day, the video draws amazing pictures. Ash clouds will swirl towards Tokyo, about 100 kilometers away, within hours. It shows that the train is stopped, power lines descend, families are scrambling to protect their lungs and pantry as they are choking with debris. The closing shot highlights practical preparation. First aid kits, stocked pantry, a message saying, “We need to arm our facts and prepare ourselves for disasters in our daily lives.”
The simulation caused a mixing reaction. Shinichiro Kariya, a 57-year-old hospital worker, admitted that she was feeling anxious and asked if there were any signs of an eruption in practice. He said he is worried that even here in Tokyo would hear more details such as 10cm of ashes.
Conversely, Hiromioki stares at Fuji from Mishima City and finds ground to the movement. He said that nature's power is so great that it's better if it scares us a little. He added that tomorrow he will stock up on emergency supplies.
Experts emphasize that the video is preventive rather than prophetic. Naoya Sekiya, a professor at the University of Tokyo and risk communication expert, has revealed that scenario modeling has long been part of Japan's disaster planning. He explained that there is no hidden message in timing. The intention is to be aware of people and prepare them.
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What does the video show?
The geography of Japan, embraced by the Pacific Ocean's “Ring of Fire,” makes it particularly vulnerable to natural disasters. The country is building a thorough system to respond to earthquakes, typhoons, floods, landslides and volcanic activity. In August last year, the Japan Meteorological Agency issued its first “Megakoki Advisory,” following a powerful tremor off the southeast coast of Kyushu.
Mount Fuji once erupted every 30 years, but despite its long dormant, it remains closely monitored. Of the 1,500 active volcanoes around the world, 111 live in Japan, underscoring the need for ongoing vigilance.
Some residents report concerns due to their vivid image, but the disaster prevention department of the Tokyo Metropolitan Government and the Cabinet Office have not received formal complaints. For staff, the simulation goal is simple. Equip citizens with knowledge and practical steps before a disaster occurs, even if they never do.
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In a country shaped by the unpredictability of nature, AI videos are more about the respect, preparation and resilience of those who live under the mountains.
Cover image courtesy: Tokyometropolitangivernment
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First published: August 29, 2025, 12:47pm
