It was 8:15 in the morning. Photographer Yoshito Matsushige has just finished breakfast and was getting ready to go to his newspaper, when the world around him tuned bright white. He was blinded but he did not hear any sound.
"They say that when you are terrified, you tremble and your hair stands on end. And I felt just this tremble when I saw this scene. I stepped down to take a picture and I put my hand on my camera. But I felt so sorry for these dead and naked people whose photo would be left to posterity that I couldn't take the shot."
He managed to take only five photographs on that day.
The one below shows the "shadow" left on the marble steps of a bank just yards from the hypocenter.
When the atomic bomb exploded, the person who sat there disintegrated in a fraction of a second. The fragment of the stone that had been covered by their body was stained -- it received less heat and radiation.