package Warashibe; public class Hito { String name = ""; public String toString() { return name; } // Otoko(){ Hito() { name = "Otoko"; } void morau(Mikan mikan) { System.out.println(name + "が " + mikan.toString() + " をもらった"); } } class Kodomo extends Hito { Kodomo() { name = "Kodomo"; } } class Musume extends Hito { Musume() { name = "Musume"; } } class Samurai extends Hito { Samurai() { name = "Samurai"; } } class Tono extends Hito { Tono() { name = "Tono"; } }