diff --git a/mml2vgm/Core/chips/YM2413.cs b/mml2vgm/Core/chips/YM2413.cs
index e827fd6f..961cf721 100644
--- a/mml2vgm/Core/chips/YM2413.cs
+++ b/mml2vgm/Core/chips/YM2413.cs
@@ -409,32 +409,7 @@ public override void MultiChannelCommand()
 
             partWork p0, p1;
             byte dat;
-
-
-            //Rhythm Volume
             p0 = lstPartWork[9];
-            if (p0.beforeVolume != p0.volume)
-            {
-                p0.beforeVolume = p0.volume;
-                parent.OutData(p0.port0, 0x36, (byte)(15 - (p0.volume & 0xf)));
-            }
-            p0 = lstPartWork[10];
-            p1 = lstPartWork[13];
-            if (p0.beforeVolume != p0.volume || p1.beforeVolume != p1.volume)
-            {
-                p0.beforeVolume = p0.volume;
-                p1.beforeVolume = p1.volume;
-                parent.OutData(p0.port0, 0x37, (byte)((15 - (p0.volume & 0xf)) | ((15 - (p1.volume & 0xf)) << 4)));
-            }
-            p0 = lstPartWork[12];
-            p1 = lstPartWork[11];
-            if (p0.beforeVolume != p0.volume || p1.beforeVolume != p1.volume)
-            {
-                p0.beforeVolume = p0.volume;
-                p1.beforeVolume = p1.volume;
-                parent.OutData(p0.port0, 0x38, (byte)((15 - (p0.volume & 0xf)) | ((15 - (p1.volume & 0xf)) << 4)));
-            }
-
 
             //Key Off
             if (lstPartWork[9].keyOff
@@ -541,6 +516,32 @@ public override void MultiChannelCommand()
                 }
             }
 
+
+            //Rhythm Volume
+            p0 = lstPartWork[9];
+            if (p0.beforeVolume != p0.volume)
+            {
+                p0.beforeVolume = p0.volume;
+                parent.OutData(p0.port0, 0x36, (byte)(15 - (p0.volume & 0xf)));
+            }
+            p0 = lstPartWork[10];
+            p1 = lstPartWork[13];
+            if (p0.beforeVolume != p0.volume || p1.beforeVolume != p1.volume)
+            {
+                p0.beforeVolume = p0.volume;
+                p1.beforeVolume = p1.volume;
+                parent.OutData(p0.port0, 0x37, (byte)((15 - (p0.volume & 0xf)) | ((15 - (p1.volume & 0xf)) << 4)));
+            }
+            p0 = lstPartWork[12];
+            p1 = lstPartWork[11];
+            if (p0.beforeVolume != p0.volume || p1.beforeVolume != p1.volume)
+            {
+                p0.beforeVolume = p0.volume;
+                p1.beforeVolume = p1.volume;
+                parent.OutData(p0.port0, 0x38, (byte)((15 - (p0.volume & 0xf)) | ((15 - (p1.volume & 0xf)) << 4)));
+            }
+
+
         }
 
     }
diff --git a/mml2vgm/mml2vgm/sample/testC140.gwi b/mml2vgm/mml2vgm/sample/testC140.gwi
index 1cb42c70..e0943330 100644
--- a/mml2vgm/mml2vgm/sample/testC140.gwi
+++ b/mml2vgm/mml2vgm/sample/testC140.gwi
@@ -34,5 +34,8 @@
 Y01-03 !
 
 Y01 D0o4l4v125@0cdefgab>c1^1^1
-'Y01 D0o4l4q0v125@1cdefgab>>>c2_<<c&c2_<c^1^1
+'Y01 D0o4l4q0p255,255v255@1cdefgab>>>c2_<<c&c2_<c^1^1
+'Y01 D0o1l4q0p255,255v255@1[cdefgab>]7
+'Y01 o4p0,255c4p16,255c4p32,255c4p48,255c4p64,255c4p80,255c4p96,255c4p112,255c4p128,255c4
+'Y01 o4p144,255c4p160,255c4p176,255c4p192,255c4p208,255c4p224,255c4p240,255c4p255,255c4
 Y01 D0o4l4v125@2cdefgab>c1^1^1
diff --git a/mml2vgm/mml2vgm/sample/testC140.vgm b/mml2vgm/mml2vgm/sample/testC140.vgm
new file mode 100644
index 00000000..f665276c
Binary files /dev/null and b/mml2vgm/mml2vgm/sample/testC140.vgm differ
diff --git a/mml2vgm/mml2vgm/sample/testOPLL.gwi b/mml2vgm/mml2vgm/sample/testOPLL.gwi
index 923cc46d..24838955 100644
--- a/mml2vgm/mml2vgm/sample/testOPLL.gwi
+++ b/mml2vgm/mml2vgm/sample/testOPLL.gwi
@@ -41,26 +41,30 @@
 L01-03 !
 
 作成音色
-'L01 D0o4v15@110cdefgab>c
+L01 D0o4v15@110cdefgab>c
 プリセット音色
-'L01 D0o4v15@I2cdefgab>c
-'L01 D20o4v15cv14dv13ev12fv11gv10av9b>v8c
-'L01 D0o3v15Q1[c8c16c16>][l8dl16dd]
-'L01 D0o3v15q1[c8c16c16>][l8dl16dd]
-'L01 MSV0,1,10,100,0a1r1
-'L01 MST0,1,1, 1,0a1r1
-'L01 SS0y0,0
+L01 D0o4v15@I2cdefgab>c
+L01 D20o4v15cv14dv13ev12fv11gv10av9b>v8c
+L01 D0o3v15Q1[c8c16c16>][l8dl16dd]
+L01 D0o3v15q1[c8c16c16>][l8dl16dd]
+L01 MSV0,1,10,100,0a1r1
+L01 MST0,1,1, 1,0a1r1
+L01 SS0y0,0
 
 L01 o4v15@I2cdefg
 N7 o4v15rrrrrcdefg
 A1 o4v15rrrrrrrrrrcdefg
 S1 o3v15rrrrrrrrrrrrrrrcdefg
 
-L10 m1v15l4q0o3[c8c16c16]4
-L11 m1v15l4q0o3[rc]2
-L14 m1v10l4q0o3[cc]2
-L11 m1o3q0v0[c4)1]15
-L12 m1o5  v0[c4)1]15
-L13 m1o5q0v0[c4)1]15
-L14 m1o3q0v0[c4)1]15
+'L10 m1
+
+L10 v15l4q0o3[c8c16c16]4
+'L11 v15l4q0o3[rc]2
+L14 v13l4q0o3[cc]2
+L11 o3q0v0[c4)1]15
+L14 o3v9r4c4v10c4v9c4v10c4
+[c4)1]15
+L12 o5q0v0[c4)1]15
+L13 o5q0v0[c4)1]15
+L14 o3q0v0[c4)1]15
 
diff --git a/mml2vgm/mml2vgm/sample/testOPLL.vgm b/mml2vgm/mml2vgm/sample/testOPLL.vgm
new file mode 100644
index 00000000..125883e6
Binary files /dev/null and b/mml2vgm/mml2vgm/sample/testOPLL.vgm differ
diff --git a/mml2vgm/mml2vgm/sample/testOPLL.vgm.bak b/mml2vgm/mml2vgm/sample/testOPLL.vgm.bak
new file mode 100644
index 00000000..d2bfd858
Binary files /dev/null and b/mml2vgm/mml2vgm/sample/testOPLL.vgm.bak differ