How to create data class in Kotlin

Are you sick and tired of creating long boilerplate code just for storing data? Do you feel that the following code is too much just to define a Student model?:

public class Student {
    
    private String name;
    private String roll_number;
    private int age;

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public String getRoll_number() {
        return roll_number;
    }

    public void setRoll_number(String roll_number) {
        this.roll_number = roll_number;
    }

    public int getAge() {
        return age;
    }

    public void setAge(int age) {
        this.age = age;
    }
    
    @Override
    public int hashCode() {
        return super.hashCode();
    }

    @Override
    public String toString() {
        return super.toString();
    }
}

If you agree, then Kotlin's...