After Atomic Bombings, These Photographers Worked Under Mushroom Clouds

A new book of photos documents the human impact of the bombings that ended World War II — and challenges a common American perception of the destruction in Japan.

“I beg you to allow me to take pictures of your utmost sufferings,” Mr. Matsumoto, who was 30 at the time, said he told survivors. “I am determined to let people in this world know without speaking a word what kind of apocalyptic tragedies you have gone through.”