diff --git a/src/mame/drivers/goodejan.c b/src/mame/drivers/goodejan.c
index 1659da3990f..c87a7039721 100644
--- a/src/mame/drivers/goodejan.c
+++ b/src/mame/drivers/goodejan.c
@@ -407,7 +407,7 @@ static ADDRESS_MAP_START( goodejan_map, AS_PROGRAM, 16, goodejan_state )
 	AM_RANGE(0xc0000, 0xfffff) AM_ROM
 ADDRESS_MAP_END
 
-/*totmejan CRT is at 8000-804f,goodejan is at 8040-807f(808f but not tested)*/
+/* totmejan CRTC is at 8000-804f,goodejan is at 8000-807f */
 static ADDRESS_MAP_START( common_io_map, AS_IO, 16, goodejan_state )
 	AM_RANGE(0x9000, 0x9001) AM_WRITE(goodejan_gfxbank_w)
 	AM_RANGE(0xb000, 0xb003) AM_WRITENOP
diff --git a/src/mame/video/seibu_crtc.c b/src/mame/video/seibu_crtc.c
index 850eab718a4..99669914f2a 100644
--- a/src/mame/video/seibu_crtc.c
+++ b/src/mame/video/seibu_crtc.c
@@ -55,27 +55,48 @@ preliminary memory map:
 List of default vregs (title screen):
 
 *Sengoku Mahjong:
-8000:  000F 0013 009F 00BF 00FA 000F 00FA 00FF
+8000:  000F 0013 009F 00BF 00FA 000F 00FA 00FF (320 x 240 -> 16 - 256 V res)
 8010:  007D 0006 0000 0002 0000 0000 0000 0000
 8020:  0000 0000 0004 0000 0000 0000 0040 01FF
 8030:  003E 01FF 003F 01FF 0040 0001 0034 0035
 8040:  0000 A8A8 0003 1C37 0001 0000 0000 0000
 
-*Tottemo de Jong
-8000:  000F 000F 009F 00BF 00FA 000F 00FA 00FF
+*Tottemo E Jong
+8000:  000F 000F 009F 00BF 00FA 000F 00FA 00FF (256 x 224 -> 16 - 240 V res)
 8010:  0076 0006 0000 0002 0000 0002 0006 0000
 8020:  0000 0000 0000 0000 0000 0000 01C0 01FF
 8030:  003E 01FF 003F 01FF 00C0 01FF 0034 003F
 8040:  0000 A8A8 0003 1830 0001 0000 0000 0000
 
-*Good e Jong
-8040:  000F 000F 009F 00BF 00FA 000F 00FA 00FF
+*Good E Jong
+8040:  000F 000F 009F 00BF 00FA 000F 00FA 00FF (256 x 224 -> 16 - 240 v res)
 8050:  0076 0006 0000 0002 0000 0002 0006 0000
 8060:  0000 00FA 0000 0000 0000 0000 01C0 01FF
 8070:  003E 01FF 003F 01FF 00C0 01FF 0034 003F
-8080:  0000 0000 0000 0000 0000 0000 0000 0000
+8000:  0000 A8A8 0003 1830 0001 0000 0000 0000
 
-*SD Gundam Sangokushi Rainbow Tairiku Senki (320 x 224 normal, @ service mode)
+*Raiden (256 x 224 -> 16 - 240 V res)
+0D040:  000F 000F 00B2 00D7 00FB 000F 00FC 00FF
+0D050:  0076 0006 0000 0002 0000 0002 0000 0000
+0D060:  0000 0000 0000 0000 0000 0000 01D8 0000
+0D070:  01DA 0000 003F 01FF 00C0 0000 0034 0025
+0D080:  0000 A8A8 0003 1830 0001 0000 0000 0000
+
+*SD Gundam Psycho Salamander no Kyoui (320 x 224 -> 0 - 224 v res)
+0C0000:  000F 0013 009F 00BF 00FA 000F 00FA 00FF
+0C0010:  0076 0006 0000 0002 0000 0000 0000 0000
+0C0020:  0000 0000 0000 0000 0000 0000 0040 01FF
+0C0030:  0040 01FF 0040 01FF 0040 01FF 0034 003F
+0C0040:  0000 A8A8 0003 1C37 0009 0000 0000 0000
+
+*D-Con (320 x 224 -> 0 - 224 v res)
+0C0000:  000F 0013 009F 00BF 00FA 000F 00FA 00FF
+0C0010:  0076 0006 0000 0002 0000 0000 0000 0000
+0C0020:  0000 0000 0000 0000 0000 0000 FFC0 FFEF
+0C0030:  FFC2 FFEF FFC1 FFEF FFC0 FFEF 0034 003F
+0C0040:  0000 A8A8 0013 1C37 0009 0000 0000 0000
+
+*SD Gundam Sangokushi Rainbow Tairiku Senki (320 x 224 normal -> 16 - 240 v res, @ service mode)
 100600:  000F 0013 00A7 00C7 00E0 000F 00E7 00F3
 100610:  007E 01FE 0000 0002 0000 0000 0017 0000
 100620:  0000 0000 0000 0000 0000 0000 01C8 01FF
@@ -135,7 +156,7 @@ const device_type SEIBU_CRTC = &device_creator<seibu_crtc_device>;
 static ADDRESS_MAP_START( seibu_crtc_vregs, AS_0, 16, seibu_crtc_device )
 	AM_RANGE(0x001c, 0x001d) AM_WRITE(layer_en_w)
 	AM_RANGE(0x0020, 0x002b) AM_WRITE(layer_scroll_w)
-	AM_RANGE(0x0000, 0x004f) AM_RAM
+	AM_RANGE(0x0000, 0x004f) AM_RAM // debug
 ADDRESS_MAP_END
 
 WRITE16_MEMBER( seibu_crtc_device::layer_en_w)
@@ -150,7 +171,6 @@ WRITE16_MEMBER( seibu_crtc_device::layer_scroll_w)
 		m_layer_scroll_func(offset,data,mem_mask);
 }
 
-
 //**************************************************************************
 //  LIVE DEVICE
 //**************************************************************************