Yokokawa

Yokokawa was a family in Grave of the Fireflies
 * Seita Yokokawa a main protagonist and older brother of Setsuko Yokokawa
 * Seita Yokokawa a four-years old sister of Seita Yokokawa
 * Kiyoshi Yokokawa father of Seita and Setsuko who died during the war
 * Mrs. Yokokawa mother of Seita and Setsuko