import javax.swing.*;
import java.awt.Font;
import java.awt.BorderLayout;

public class JFontTest5 extends JFrame{

  public static void main(String[] args){
    JFontTest5 frame = new JFontTest5();

    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setBounds(10, 10, 250, 250);
    frame.setTitle("ƒ^ƒCƒgƒ‹");
    frame.setVisible(true);
  }

  JFontTest5(){
    JLabel label1 = new JLabel("TEST LABEL");
    label1.setFont(new Font("Arial", Font.PLAIN, 12));

    JLabel label2 = new JLabel("TEST LABEL");
    label2.setFont(new Font("Arial", Font.PLAIN, 16));

    JLabel label3 = new JLabel("TEST LABEL");
    label3.setFont(new Font("Arial", Font.PLAIN, 20));

    JLabel label4 = new JLabel("TEST LABEL");
    label4.setFont(new Font("Arial", Font.PLAIN, 24));

    JLabel label5 = new JLabel("TEST LABEL");
    label5.setFont(new Font("Arial", Font.PLAIN, 28));

    JPanel p = new JPanel();
    p.add(label1);
    p.add(label2);
    p.add(label3);
    p.add(label4);
    p.add(label5);

    getContentPane().add(p, BorderLayout.CENTER);
  }