Wakana Kumagai, 6, shows her dress and school satchel at the grave of her father, who was killed by the March 11 tsunami, with her brother Koki, 8, at a temporary mass grave site in Higashi-Matsushima, Miyagi prefecture, April 21, 2011, after attending an entrance ceremony of Omagari elementary school. Her father Kazuyuki called his wife Yoshiko just after the March 11 earthquake to tell her to take the children to Omagari elementary school which was serving as a shelter. He was found near the shelter four days after the tsunami, Yoshiko said. REUTERS/Toru Hanai (JAPAN - Tags: DISASTER EDUCATION OBITUARY)