Americans learn Japanese history through Hiroshima Peace Park visit - Kikuko Shinjo, a survivor of the atomic bombing in Hiroshima during World War II, holds origami paper cranes at the Peace Park in Hiroshima, Japan, April 26, 2019. The Hiroshima Peace Park Visit was coordinated by the Cultural Adaptation Program to help strengthen the positive relationship between the U.S. and Japan. Shinjo makes 1,000 paper cranes every year as a wish for continued peace in the region. (U.S. Marine Corps photo by Pfc. Triton Lai)

Kikuko Shinjo, better known as ‘Shinjo-Sensei,’ an 89 year-old native of Iwakuni and survivor of the atomic bombing in Hiroshima during World War II, poses in front of paper cranes donated to the Children’s Peace Monument at the Hiroshima Peace Memorial Park, Japan, July 15, 2016. Shinjo invited a group of Marine Corps Air Station Iwakuni residents to help her donate 1,000 paper cranes, which she folded, to the Children’s Peace Monument at Hiroshima Peace Memorial Park as a symbol for peace. (U.S. Marine Corps photo by Lance Cpl. Donato Maffin) - Kikuko Shinjo, better known as ‘Shinjo-Sensei,’ an 89 year-old native of Iwakuni and survivor of the atomic bombing in Hiroshima during World War II, poses in front of paper cranes donated to the Children’s Peace Monument at the Hiroshima Peace Memorial Park, Japan, July 15, 2016. Shinjo invited a group of Marine Corps Air Station Iwakuni residents to help her donate 1,000 paper cranes, which she folded, to the Children’s Peace Monument at Hiroshima Peace Memorial Park as a symbol for peace. (U.S. Marine Corps photo by Lance Cpl. Donato Maffin)

President Barack Obama addresses service members and their families at Marine Corps Air Station Iwakuni, Japan, May 27, 2016. Obama is scheduled to visit the Hiroshima Peace Memorial Park and will be the highest ranking U.S. government official to do so in history. (U.S. Marine Corps photo by Cpl. Justin Fisher/Released) - President Barack Obama addresses service members and their families at Marine Corps Air Station Iwakuni, Japan, May 27, 2016. Obama is scheduled to visit the Hiroshima Peace Memorial Park and will be the highest ranking U.S. government official to do so in history. (U.S. Marine Corps photo by Cpl. Justin Fisher/Released)