Eiko Nakaoka

Eiko lived in Hiroshima with her parents and helps her mother with the chores. She is often strict to Gen and Ryuta about how Kimie needs food for her unborn baby. When the food rations became low, Eiko is worried and tells her father that they needed money to buy more food.. She is shown to be good friends with Mr. Pak when he brought some rice for the family.