I guess it must be, Noona = spelling by younger man to older female, it's can basically a sister in english. Since english doesnt have any pronounce for older/younger people, it doesnt have to be related blood.
I guess it must be, Noona = spelling by younger man to older female, it's can basically a sister in english. Since english doesnt have any pronounce for older/younger people, it doesnt have to be related blood.