Nagasaki: Memories of My Son (2015)

Set in post-World War II Japan, midwife Nobuko is resolved to move on as she stands at the grave of her son Koji who died, alongside thousands of others, when the Americans dropped an atomic bomb on the civilians in the southern city of Nagasaki. However, upon returning home she is visited by an apparition. which continues to return in order to commiserate and reminisce with the woman about the past, family, affection and war.