International reactions to the Fukushima Daiichi nuclear disaster the IAEA in boosting nuclear safety, including its response mechanism". On 28 March 2011, at a special briefing on the Fukshima nuclear accidents held for IAEA Member States, IAEA Director General Yukiya Amano announced that a high-level "IAEA Conference on Nuclear Safety" should take place in Vienna. According to the International Atomic Energy Agency, Japan "underestimated the danger of tsunamis and failed to prepare adequate backup systems at the Fukushima Daiichi nuclear plant". This repeated a widely held criticism in Japan that "collusive ties between regulators and industry led to weak oversight and a failure to ensure adequate safety levels
Investigation Committee on the Accident at the Fukushima Nuclear Power Stations of Tokyo Electric Power Company there were new findings (about the risk of a tsunami), Tepco couldn't see it because people are blind to what they don't want to see." Nuclear regulators did not pay sufficient attention to improvements in nuclear safety standards as recommended by the International Atomic Energy Agency (IAEA) and the Japanese Nuclear Industrial and Safety Agency had been promoting nuclear energy without being open about the inherent risks. According to the report, the Nuclear and Industrial Safety Agency strongly opposed a plan in 2006 to enhance preparedness against a nuclear disaster, fearing such a move would raise concerns about the safety