Thousands are still displaced in the town of Rikuzentakata.
Defectors say life in South Korea is harder than expected.
The US hopes for lasting peace between North and South Korea.
Kumiko Abe no longer believes officials when they talk about the risks of radiation.
A year ago, Shigeatsu Hatakeyama scrambled up a hill holding his grandson. Now, he has restarted his oyster business.
Yukuhisa Ojima lost his entire family. "I'll live for the family that I've lost, and live a life without regrets," he said.