Yuji Sasaki, 54, met with Obama for about 20 minutes in Hawaii on Feb. 26. Sadako Sasaki was 2 years old when the city was leveled in the bombing. Her home was about 1.6 kilometers from Ground Zero.

HIROSHIMA--Metal replicas of paper cranes folded by atomic bombing victim Sadako Sasaki are now on sale, offering an ever-lasting symbol of hope and peace. “They (the reproduced cranes ...