How many 9.1 magnitude earthquakes do you think there are? And the reports following the disaster showed that there were definitely ways to prevent it from happening, like, for example, not building it so close to the sea.
I mean, if we want to go down that path, there's no reason to think that governments won't just stick to fossil fuels and fuck us all.
Even so, it took a literal once-in-a-century earthquake in the right place to send a tsunami to the perfectly misplaced reactor to actually make just one person die. One. And two died from the aforementioned massive tsunami caused by an earthquake that occurs around once a century.
The deaths came from the, again, once-in-a-century earthquake. Evacuations, yes. Deaths, no.
"Nobody died as a direct result of the Fukushima nuclear disaster. However, in 2018 one worker in charge of measuring radiation at the plant died of lung cancer caused by radiation exposure." — Encyclopedia Britannica. (https://www.britannica.com/event/Fukushima-accident)
"Oh we had to evacuate a region because a nuclear disaster, people died because of these measures but it's not like nuclear energy is bad because of it" - this point