diff --git a/CHANGELOG b/CHANGELOG
index 9b03213f7..77c9d3ef4 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -14,10 +14,17 @@
   - Added support for Pentium II cputype, to begin
     development of such emulation. (joncampbell123)
   - Added support for DCGA and Toshiba J-3100 emulation
-    modes. The J-3100 emulation can be enabled with the
-    options "dosv=jp" with a non-off setting of "j3100"
-    in [dosv] section. There is also DCGA command which
-    can enter DCGA from other video modes. (nanshiki)
+    modes by importing code from DOSVAXJ3 by nanshiki.
+    The J-3100 emulation mode can be enabled with the
+    option "dosv=jp" along with a non-off setting of
+    "j3100" option in [dosv] section. For example, with
+    "j3100=on" or "j3100=auto" (and "dosv=jp") J-3100
+    system will be enabled and activated at start. With
+    "j3100=manual" (and "dosv=jp") J-3100 system will
+    be enabled and not activated at start, but there is
+    now a DCGA command to enter DCGA (either English or
+    J-3100 DCGA, depending on if J-3100 is enabled)
+    mode from other video modes. (nanshiki)
   - Added IMGSWAP command to swap disks for drives.
     e.g. "IMGSWAP D" to swap C: drive to the next swap
     position, and "IMGSWAP A 3" to swap A: drive to
@@ -64,9 +71,10 @@
     Traditional Chinese (ChinaSea extension). (Wengier)
   - Added config option "chinasea" (in [ttf] section)
     which when set to "true" allows ChinaSea (中國海字集)
-    extension of the Big5 charset for the Traditional
-    Chinese TTF output. This requires the use of a
-    TTF/OTF font containing such extended characters;
+    and Big5-2003 extension of the original Big5-1984
+    charset for the Traditional Chinese TTF output.
+    This requires the use of a TTF/OTF font containing
+    such extended characters to correctly render them;
     the included SarasaGothicFixed TTF font is updated
     to support such characters. Also moved "gbk" config
     option from [dosv] to [ttf] section. (Wengier)
@@ -103,7 +111,8 @@
   - Fixed copying full-screen or multi-line text from a
     DBCS codepage in TTF output or PC98 mode. (Wengier)
   - Fixed possible crash at start with getsysfont=true
-    on Traditional Chinese Windows systems. (Wengier)
+    when a font may not be obtained on some Chinese
+    Windows systems. (Wengier)
   - Fixed TTF color issue with some DOS GUI programs by
     initializing the color scheme when with default
     COLORS= setting in EGA or VGA mode. (Wengier)
@@ -115,6 +124,8 @@
     working when using the 4DOS shell. (Wengier)
   - Fixed "DIR>NUL" freeze/crash when only disk or CD
     images are mounted. (nanshiki)
+  - Fixed BIOS screen when resetting the machine with a
+    non-TTF output and DOS/V mode enabled. (Wengier)
   - Fixed display glitches in the game "Continuing
     adventures of Cyberbox". (Wengier)
   - Make memory B0000-B7FFF unmapped for the CGA
diff --git a/contrib/windows/installer/dosbox-x.reference.setup.conf b/contrib/windows/installer/dosbox-x.reference.setup.conf
index 9b06df3d7..ddf4cadff 100644
--- a/contrib/windows/installer/dosbox-x.reference.setup.conf
+++ b/contrib/windows/installer/dosbox-x.reference.setup.conf
@@ -1178,7 +1178,8 @@ auxdevice               = intellimouse
 #        blinkc: If set to true, the cursor blinks for the TTF output; setting it to false will turn the blinking off.
 #                  You can also change the blinking rate by setting an integer between 1 (fastest) and 7 (slowest), or 0 for no cursor.
 #           gbk: Enables the GBK extension (in addition to the standard GB2312 charset) for the Simplified Chinese TTF output or DOS/V emulation.
-#      chinasea: Enables the ChinaSea extension (in addition to the standard Big5 charset) for the Traditional Chinese TTF output (use a font containing such characters).
+#      chinasea: Enables the ChinaSea and Big5-2003 extension (in addition to the standard Big5-1984 charset) for the Traditional Chinese TTF output.
+#                  A TTF/OTF font containing such characters (such as the included SarasaGothicFixed TTF font) is needed to correctly render ChinaSea characters.
 #      dosvfunc: If set, enables FEP control to function for Japanese DOS/V applications, and changes the blinking of character attributes to high brightness.
 #DOSBOX-X-ADV-SEE:#
 #DOSBOX-X-ADV-SEE:# Advanced options (see full configuration reference file [dosbox-x.reference.full.conf] for more details):
diff --git a/dosbox-x.reference.conf b/dosbox-x.reference.conf
index 20916d5e9..32d37c381 100644
--- a/dosbox-x.reference.conf
+++ b/dosbox-x.reference.conf
@@ -496,7 +496,8 @@ auxdevice               = intellimouse
 #       blinkc: If set to true, the cursor blinks for the TTF output; setting it to false will turn the blinking off.
 #                 You can also change the blinking rate by setting an integer between 1 (fastest) and 7 (slowest), or 0 for no cursor.
 #          gbk: Enables the GBK extension (in addition to the standard GB2312 charset) for the Simplified Chinese TTF output or DOS/V emulation.
-#     chinasea: Enables the ChinaSea extension (in addition to the standard Big5 charset) for the Traditional Chinese TTF output (use a font containing such characters).
+#     chinasea: Enables the ChinaSea and Big5-2003 extension (in addition to the standard Big5-1984 charset) for the Traditional Chinese TTF output.
+#                 A TTF/OTF font containing such characters (such as the included SarasaGothicFixed TTF font) is needed to correctly render ChinaSea characters.
 #     dosvfunc: If set, enables FEP control to function for Japanese DOS/V applications, and changes the blinking of character attributes to high brightness.
 #
 # Advanced options (see full configuration reference file [dosbox-x.reference.full.conf] for more details):
diff --git a/dosbox-x.reference.full.conf b/dosbox-x.reference.full.conf
index 8a628b5dd..38f07d4b5 100644
--- a/dosbox-x.reference.full.conf
+++ b/dosbox-x.reference.full.conf
@@ -1150,7 +1150,8 @@ auxdevice               = intellimouse
 #        blinkc: If set to true, the cursor blinks for the TTF output; setting it to false will turn the blinking off.
 #                  You can also change the blinking rate by setting an integer between 1 (fastest) and 7 (slowest), or 0 for no cursor.
 #           gbk: Enables the GBK extension (in addition to the standard GB2312 charset) for the Simplified Chinese TTF output or DOS/V emulation.
-#      chinasea: Enables the ChinaSea extension (in addition to the standard Big5 charset) for the Traditional Chinese TTF output (use a font containing such characters).
+#      chinasea: Enables the ChinaSea and Big5-2003 extension (in addition to the standard Big5-1984 charset) for the Traditional Chinese TTF output.
+#                  A TTF/OTF font containing such characters (such as the included SarasaGothicFixed TTF font) is needed to correctly render ChinaSea characters.
 #      dosvfunc: If set, enables FEP control to function for Japanese DOS/V applications, and changes the blinking of character attributes to high brightness.
 font          = 
 fontbold      = 
diff --git a/src/dosbox.cpp b/src/dosbox.cpp
index b739c0843..403385580 100644
--- a/src/dosbox.cpp
+++ b/src/dosbox.cpp
@@ -2825,7 +2825,8 @@ void DOSBOX_SetupConfigSections(void) {
     Pbool->SetBasic(true);
 
 	Pbool = secprop->Add_bool("chinasea",Property::Changeable::WhenIdle,false);
-	Pbool->Set_help("Enables the ChinaSea extension (in addition to the standard Big5 charset) for the Traditional Chinese TTF output (use a font containing such characters).");
+	Pbool->Set_help("Enables the ChinaSea and Big5-2003 extension (in addition to the standard Big5-1984 charset) for the Traditional Chinese TTF output.\n"
+                     "A TTF/OTF font containing such characters (such as the included SarasaGothicFixed TTF font) is needed to correctly render ChinaSea characters.");
     Pbool->SetBasic(true);
 
 	Pbool = secprop->Add_bool("dosvfunc", Property::Changeable::OnlyAtStart, false);