diff --git a/src/mame/drivers/csplayh5.cpp b/src/mame/drivers/csplayh5.cpp
index 8fe909941e3..916e4285f56 100644
--- a/src/mame/drivers/csplayh5.cpp
+++ b/src/mame/drivers/csplayh5.cpp
@@ -258,54 +258,49 @@ static INPUT_PORTS_START( csplayh5 )
 	PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_UNKNOWN )
 
 	PORT_START("DSW")
-	PORT_DIPNAME( 0x0001, 0x0000, "DSWA" )
-	PORT_DIPSETTING(      0x0000, DEF_STR( Off ) )
-	PORT_DIPSETTING(      0x0001, DEF_STR( On ) )
-	PORT_DIPNAME( 0x0002, 0x0000, DEF_STR( Unknown ) )
-	PORT_DIPSETTING(      0x0000, DEF_STR( Off ) )
-	PORT_DIPSETTING(      0x0002, DEF_STR( On ) )
-	PORT_DIPNAME( 0x0004, 0x0000, DEF_STR( Unknown ) )
-	PORT_DIPSETTING(      0x0000, DEF_STR( Off ) )
-	PORT_DIPSETTING(      0x0004, DEF_STR( On ) )
-	PORT_DIPNAME( 0x0008, 0x0000, DEF_STR( Unknown ) )
-	PORT_DIPSETTING(      0x0000, DEF_STR( Off ) )
-	PORT_DIPSETTING(      0x0008, DEF_STR( On ) )
-	PORT_DIPNAME( 0x0010, 0x0000, DEF_STR( Unknown ) )
-	PORT_DIPSETTING(      0x0000, DEF_STR( Off ) )
-	PORT_DIPSETTING(      0x0010, DEF_STR( On ) )
-	PORT_DIPNAME( 0x0020, 0x0000, DEF_STR( Unknown ) )
-	PORT_DIPSETTING(      0x0000, DEF_STR( Off ) )
-	PORT_DIPSETTING(      0x0020, DEF_STR( On ) )
-	PORT_DIPNAME( 0x0040, 0x0000, DEF_STR( Unknown ) )
-	PORT_DIPSETTING(      0x0000, DEF_STR( Off ) )
-	PORT_DIPSETTING(      0x0040, DEF_STR( On ) )
-	PORT_DIPNAME( 0x0080, 0x0000, DEF_STR( Unknown ) )
-	PORT_DIPSETTING(      0x0000, DEF_STR( Off ) )
-	PORT_DIPSETTING(      0x0080, DEF_STR( On ) )
-	PORT_DIPNAME( 0x0100, 0x0000, "DSWB" )
-	PORT_DIPSETTING(      0x0000, DEF_STR( Off ) )
-	PORT_DIPSETTING(      0x0100, DEF_STR( On ) )
-	PORT_DIPNAME( 0x0200, 0x0000, DEF_STR( Unknown ) )
-	PORT_DIPSETTING(      0x0000, DEF_STR( Off ) )
-	PORT_DIPSETTING(      0x0200, DEF_STR( On ) )
-	PORT_DIPNAME( 0x0400, 0x0000, DEF_STR( Unknown ) )
-	PORT_DIPSETTING(      0x0000, DEF_STR( Off ) )
-	PORT_DIPSETTING(      0x0400, DEF_STR( On ) )
-	PORT_DIPNAME( 0x0800, 0x0000, DEF_STR( Unknown ) )
-	PORT_DIPSETTING(      0x0000, DEF_STR( Off ) )
-	PORT_DIPSETTING(      0x0800, DEF_STR( On ) )
-	PORT_DIPNAME( 0x1000, 0x0000, DEF_STR( Unknown ) )
-	PORT_DIPSETTING(      0x0000, DEF_STR( Off ) )
-	PORT_DIPSETTING(      0x1000, DEF_STR( On ) )
-	PORT_DIPNAME( 0x2000, 0x2000, DEF_STR( Unknown ) ) //enters into analyzer in some games otherwise
-	PORT_DIPSETTING(      0x0000, DEF_STR( Off ) )
-	PORT_DIPSETTING(      0x2000, DEF_STR( On ) )
-	PORT_DIPNAME( 0x4000, 0x0000, DEF_STR( Unknown ) )
-	PORT_DIPSETTING(      0x0000, DEF_STR( Off ) )
-	PORT_DIPSETTING(      0x4000, DEF_STR( On ) )
-	PORT_DIPNAME( 0x8000, 0x0000, DEF_STR( Unknown ) )
-	PORT_DIPSETTING(      0x0000, DEF_STR( Off ) )
-	PORT_DIPSETTING(      0x8000, DEF_STR( On ) )
+	// comes from csplayh5 manual, other games might change slightly
+	PORT_DIPNAME( 0x0007, 0x0004, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SWA:1,2,3")
+	PORT_DIPSETTING(      0x0007, "1" )
+	PORT_DIPSETTING(      0x0006, "2" )
+	PORT_DIPSETTING(      0x0005, "3" )
+	PORT_DIPSETTING(      0x0004, "4" )
+	PORT_DIPSETTING(      0x0003, "5" )
+	PORT_DIPSETTING(      0x0002, "6" )
+	PORT_DIPSETTING(      0x0001, "7" )
+	PORT_DIPSETTING(      0x0000, "8" )
+	PORT_DIPNAME( 0x0008, 0x0008, DEF_STR( Coinage ) ) PORT_DIPLOCATION("SWA:4")
+	PORT_DIPSETTING(      0x0008, DEF_STR( 1C_1C ) )
+	PORT_DIPSETTING(      0x0000, DEF_STR( 1C_2C ) )
+	PORT_DIPNAME( 0x0010, 0x0000, "Show girls in attract mode" ) PORT_DIPLOCATION("SWA:5")
+	PORT_DIPSETTING(      0x0010, DEF_STR( No ) )
+	PORT_DIPSETTING(      0x0000, DEF_STR( Yes ) )
+	PORT_DIPNAME( 0x0020, 0x0000, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SWA:6")
+	PORT_DIPSETTING(      0x0020, DEF_STR( Off ) )
+	PORT_DIPSETTING(      0x0000, DEF_STR( On ) )
+	PORT_DIPNAME( 0x0040, 0x0040, "Color Test" ) PORT_DIPLOCATION("SWA:7") // shows color bars during POST
+	PORT_DIPSETTING(      0x0040, DEF_STR( No ) )
+	PORT_DIPSETTING(      0x0000, DEF_STR( Yes ) )
+	PORT_DIPUNUSED_DIPLOC( 0x0080, IP_ACTIVE_LOW, "SWA:8" )
+ 
+	// A note indicates inoshikachou, shichigosan, hanami de ippai, tsukimi de ippai to be used, which are Koi Koi rulesets
+	PORT_DIPNAME( 0x0100, 0x0100, "Use Koi Koi local ruleset" ) PORT_DIPLOCATION("SWB:1")
+	PORT_DIPSETTING(      0x0000, DEF_STR( No ) )
+	PORT_DIPSETTING(      0x0100, DEF_STR( Yes ) )
+	PORT_DIPNAME( 0x0200, 0x0000, "Koi Koi input layout" ) PORT_DIPLOCATION("SWB:2")
+	PORT_DIPSETTING(      0x0000, "A Type" ) // Yes: Riichi No: Ron
+	PORT_DIPSETTING(      0x0200, "B Type" ) // Yes: M No: N
+	PORT_DIPUNUSED_DIPLOC( 0x0400, IP_ACTIVE_LOW, "SWB:3" )
+	// TODO: duplicate of SWA:5? Maybe applies to nudity, will see once the DVD part works.
+	PORT_DIPNAME( 0x1800, 0x1800, "Background type" ) PORT_DIPLOCATION("SWB:4,5")
+//	PORT_DIPSETTING(      0x0000, DEF_STR( Off ) )
+	PORT_DIPSETTING(      0x0800, "Color in-game and attract" )
+	PORT_DIPSETTING(      0x1000, "Girls in-game, color in attract" )
+	PORT_DIPSETTING(      0x1800, "Girls in-game and attract" )
+	PORT_DIPNAME( 0x2000, 0x2000, "Analyzer" ) PORT_DIPLOCATION("SWB:6") //in some games
+	PORT_DIPSETTING(      0x0000, DEF_STR( Yes ) )
+	PORT_DIPSETTING(      0x2000, DEF_STR( No ) )
+	PORT_DIPUNUSED_DIPLOC( 0x4000, IP_ACTIVE_LOW, "SWB:7" )
+	PORT_DIPUNUSED_DIPLOC( 0x8000, IP_ACTIVE_LOW, "SWB:8" )
 
 	PORT_START("SYSTEM")
 	PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_COIN1 )            // COIN1