Yokokawa cousin

Seita's Cousin is a character in Grave of the Fireflies. She is presumably serving for Japan in World War Two, as she is never seen in the film, only mentioned to be serving her country by her mother.

Relatives

 * Seita Yokokawa (cousin)
 * Setsuko Yokokawa (cousin)
 * Mrs. Yokokawa (aunt)
 * Kiyoshi Yokokawa (uncle)