FULL PRODUCT VERSION :
java version "1.8.0_92"
Java(TM) SE Runtime Environment (build 1.8.0_92-b14)
Java HotSpot(TM) 64-Bit Server VM (build 25.92-b14, mixed mode)

ADDITIONAL OS VERSION INFORMATION :
Microsoft Windows [Version 6.1.7601]
(Windows 7 Enterprise Service Pack 1)

A DESCRIPTION OF THE PROBLEM :
Some True Type fonts (YGO13D.ttf and YMjO24ks.ttf) that worked in Java 6 no longer work in Java 8.

REGRESSION. Last worked in version 6u45

ADDITIONAL REGRESSION INFORMATION:
java version "1.6.0_45"
Java(TM) SE Runtime Environment (build 1.6.0_45-b06)
Java HotSpot(TM) 64-Bit Server VM (build 20.45-b01, mixed mode)

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
1) Install the YGO13D.ttf and YMjO24ks.ttf fonts.
2) Compile the testFont.java program using JDK 1.6
3) Run testFont and get expected results.
4)Compile the testFont.java program using JDK 1.8
4)Run testFont and the fonts do not display. Also the call to "font.canDisplayUpTo(name)" fails.

EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
Console window output:

Serif Plain
Serif Italic
Serif Bold
Serif Bold & Italic
YGO13D Plain
YGO13D Italic
YGO13D Bold
YGO13D Bold & Italic
YMjO24ks Plain
YMjO24ks Italic
YMjO24ks Bold
YMjO24ks Bold & Italic

ACTUAL -
Output:

Serif Plain
Serif Italic
Serif Bold
Serif Bold & Italic
<unsupported character boxes>
<unsupported character boxes>
<unsupported character boxes>
<unsupported character boxes>
<unsupported character boxes>
<unsupported character boxes>
<unsupported character boxes>
<unsupported character boxes>

ERROR MESSAGES/STACK TRACES THAT OCCUR :
E:\Java\FontTest>echo Java home: c:/Applications/Java/jdk1.8.0_92
Java home: c:/Applications/Java/jdk1.8.0_92

E:\Java\FontTest>javac testFont.java

E:\Java\FontTest>java testFont
There is at least one character in text 'YGO13D Plain' that is not contained in
font YGO13D: Y
There is at least one character in text 'YGO13D Italic' that is not contained in
 font YGO13D: Y
There is at least one character in text 'YGO13D Bold' that is not contained in f
ont YGO13D: Y
There is at least one character in text 'YGO13D Bold & Italic' that is not conta
ined in font YGO13D: Y
There is at least one character in text 'YMjO24ks Plain' that is not contained i
n font YMjO24ks: Y
There is at least one character in text 'YMjO24ks Italic' that is not contained
in font YMjO24ks: Y
There is at least one character in text 'YMjO24ks Bold' that is not contained in
 font YMjO24ks: Y
There is at least one character in text 'YMjO24ks Bold & Italic' that is not con
tained in font YMjO24ks: Y
There is at least one character in text 'YGO13D Plain' that is not contained in
font YGO13D: Y
There is at least one character in text 'YGO13D Italic' that is not contained in
 font YGO13D: Y
There is at least one character in text 'YGO13D Bold' that is not contained in f
ont YGO13D: Y
There is at least one character in text 'YGO13D Bold & Italic' that is not conta
ined in font YGO13D: Y
There is at least one character in text 'YMjO24ks Plain' that is not contained i
n font YMjO24ks: Y
There is at least one character in text 'YMjO24ks Italic' that is not contained
in font YMjO24ks: Y
There is at least one character in text 'YMjO24ks Bold' that is not contained in
 font YMjO24ks: Y
There is at least one character in text 'YMjO24ks Bold & Italic' that is not con
tained in font YMjO24ks: Y
There is at least one character in text 'YGO13D Plain' that is not contained in
font YGO13D: Y
There is at least one character in text 'YGO13D Italic' that is not contained in
 font YGO13D: Y
There is at least one character in text 'YGO13D Bold' that is not contained in f
ont YGO13D: Y
There is at least one character in text 'YGO13D Bold & Italic' that is not conta
ined in font YGO13D: Y
There is at least one character in text 'YMjO24ks Plain' that is not contained i
n font YMjO24ks: Y
There is at least one character in text 'YMjO24ks Italic' that is not contained
in font YMjO24ks: Y
There is at least one character in text 'YMjO24ks Bold' that is not contained in
 font YMjO24ks: Y
There is at least one character in text 'YMjO24ks Bold & Italic' that is not con
tained in font YMjO24ks: Y

REPRODUCIBILITY :
This bug can be reproduced always.

---------- BEGIN SOURCE ----------
File: testFont.java

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

public class testFont extends JPanel {
      //String[] type = { "Serif","SansSerif"};
      //String[] type = { "Serif","Kredit","Yu Gothic","YGO13D","YMjO24ks"};
      String[] type = { "Serif","YGO13D","YMjO24ks"};
      int[] styles = { Font.PLAIN, Font.ITALIC, Font.BOLD,
      Font.ITALIC + Font.BOLD };
      String[] stylenames =
      { "Plain", "Italic", "Bold", "Bold & Italic" };

      public void paint(Graphics g) {
         for (int f = 0; f < type.length; f++) {
            for (int s = 0; s < styles.length; s++) {
               Font font = new Font(type[f], styles[s], 18);
               g.setFont(font);
               String name = type[f] + " " + stylenames[s];

               int indexUnsupportedCharacter = font.canDisplayUpTo(name);
               if (indexUnsupportedCharacter != -1)
               {
                   System.out.println("There is at least one character in text '" + name + "' that is not contained in font " +

                    font.getFontName() + ": "+ name.substring(indexUnsupportedCharacter, indexUnsupportedCharacter+1));

               }
               
               g.drawString(name, 20, (f * 4 + s + 1) * 20);
            }
         }
      }

      public static void main(String[] a) {
         JFrame f = new JFrame();
         f.addWindowListener(new WindowAdapter() {
            public void windowClosing(WindowEvent e) {
               System.exit(0);
            }
         }
      );

      f.setContentPane(new testFont());
      f.setSize(400,400);
      f.setVisible(true);
   }
}


-------------------------------------------
*Command File to compile using JDK 1.6 45:
set JAVA_HOME=c:/Applications/Java/jdk1.6.0_45
set PATH=c:\Applications\Java\jdk1.6.0_45\bin;%PATH%
set INCLUDE=c:\Applications\Java\jdk1.6.0_45\include;%INCLUDE%;
echo Java home: %JAVA_HOME%
javac testFont.java

--------------------------------------------
*Command file to compile using JDK 1.8 92
set JAVA_HOME=c:/Applications/Java/jdk1.8.0_92
set PATH=c:\Applications\Java\jdk1.8.0_92\bin;%PATH%
set INCLUDE=c:\Applications\Java\jdk1.8.0_92\include;%INCLUDE%;
echo Java home: %JAVA_HOME%
javac testFont.java



---------- END SOURCE ----------

CUSTOMER SUBMITTED WORKAROUND :
The only workaround is reverting from JDK 1.8 to JDK 1.6.

SUPPORT :
YES