diff --git a/account/Makefile b/account/Makefile
index 62b45e7..0603dc8 100644
--- a/account/Makefile
+++ b/account/Makefile
@@ -16,6 +16,7 @@ include $(DEVKITPRO)/libnx/switch_rules
 # DATA is a list of directories containing data files
 # INCLUDES is a list of directories containing header files
 # EXEFS_SRC is the optional input directory containing data copied into exefs, if anything this normally should only contain "main.npdm".
+# ROMFS is the directory containing data to be added to RomFS, relative to the Makefile (Optional)
 #
 # NO_ICON: if set to anything, do not use icon.
 # NO_NACP: if set to anything, no .nacp file is generated.
@@ -35,6 +36,7 @@ SOURCES		:=	source
 DATA		:=	data
 INCLUDES	:=	include
 EXEFS_SRC	:=	exefs_src
+#ROMFS	:=	romfs
 
 #---------------------------------------------------------------------------------
 # options for code generation
@@ -130,6 +132,10 @@ ifneq ($(APP_TITLEID),)
 	export NACPFLAGS += --titleid=$(APP_TITLEID)
 endif
 
+ifneq ($(ROMFS),)
+	export NROFLAGS += --romfsdir=$(CURDIR)/$(ROMFS)
+endif
+
 .PHONY: $(BUILD) clean all
 
 #---------------------------------------------------------------------------------
diff --git a/app_controldata/Makefile b/app_controldata/Makefile
index 62b45e7..0603dc8 100644
--- a/app_controldata/Makefile
+++ b/app_controldata/Makefile
@@ -16,6 +16,7 @@ include $(DEVKITPRO)/libnx/switch_rules
 # DATA is a list of directories containing data files
 # INCLUDES is a list of directories containing header files
 # EXEFS_SRC is the optional input directory containing data copied into exefs, if anything this normally should only contain "main.npdm".
+# ROMFS is the directory containing data to be added to RomFS, relative to the Makefile (Optional)
 #
 # NO_ICON: if set to anything, do not use icon.
 # NO_NACP: if set to anything, no .nacp file is generated.
@@ -35,6 +36,7 @@ SOURCES		:=	source
 DATA		:=	data
 INCLUDES	:=	include
 EXEFS_SRC	:=	exefs_src
+#ROMFS	:=	romfs
 
 #---------------------------------------------------------------------------------
 # options for code generation
@@ -130,6 +132,10 @@ ifneq ($(APP_TITLEID),)
 	export NACPFLAGS += --titleid=$(APP_TITLEID)
 endif
 
+ifneq ($(ROMFS),)
+	export NROFLAGS += --romfsdir=$(CURDIR)/$(ROMFS)
+endif
+
 .PHONY: $(BUILD) clean all
 
 #---------------------------------------------------------------------------------
diff --git a/audio/echo/Makefile b/audio/echo/Makefile
index 71b6878..c24ded8 100644
--- a/audio/echo/Makefile
+++ b/audio/echo/Makefile
@@ -16,6 +16,7 @@ include $(DEVKITPRO)/libnx/switch_rules
 # DATA is a list of directories containing data files
 # INCLUDES is a list of directories containing header files
 # EXEFS_SRC is the optional input directory containing data copied into exefs, if anything this normally should only contain "main.npdm".
+# ROMFS is the directory containing data to be added to RomFS, relative to the Makefile (Optional)
 #
 # NO_ICON: if set to anything, do not use icon.
 # NO_NACP: if set to anything, no .nacp file is generated.
@@ -35,6 +36,7 @@ SOURCES		:=	source
 DATA		:=	data
 INCLUDES	:=	include
 EXEFS_SRC	:=	exefs_src
+#ROMFS	:=	romfs
 
 #---------------------------------------------------------------------------------
 # options for code generation
@@ -130,6 +132,10 @@ ifneq ($(APP_TITLEID),)
 	export NACPFLAGS += --titleid=$(APP_TITLEID)
 endif
 
+ifneq ($(ROMFS),)
+	export NROFLAGS += --romfsdir=$(CURDIR)/$(ROMFS)
+endif
+
 .PHONY: $(BUILD) clean all
 
 #---------------------------------------------------------------------------------
diff --git a/audio/playtone/Makefile b/audio/playtone/Makefile
index 71b6878..c24ded8 100644
--- a/audio/playtone/Makefile
+++ b/audio/playtone/Makefile
@@ -16,6 +16,7 @@ include $(DEVKITPRO)/libnx/switch_rules
 # DATA is a list of directories containing data files
 # INCLUDES is a list of directories containing header files
 # EXEFS_SRC is the optional input directory containing data copied into exefs, if anything this normally should only contain "main.npdm".
+# ROMFS is the directory containing data to be added to RomFS, relative to the Makefile (Optional)
 #
 # NO_ICON: if set to anything, do not use icon.
 # NO_NACP: if set to anything, no .nacp file is generated.
@@ -35,6 +36,7 @@ SOURCES		:=	source
 DATA		:=	data
 INCLUDES	:=	include
 EXEFS_SRC	:=	exefs_src
+#ROMFS	:=	romfs
 
 #---------------------------------------------------------------------------------
 # options for code generation
@@ -130,6 +132,10 @@ ifneq ($(APP_TITLEID),)
 	export NACPFLAGS += --titleid=$(APP_TITLEID)
 endif
 
+ifneq ($(ROMFS),)
+	export NROFLAGS += --romfsdir=$(CURDIR)/$(ROMFS)
+endif
+
 .PHONY: $(BUILD) clean all
 
 #---------------------------------------------------------------------------------
diff --git a/fs/romfs/Makefile b/fs/romfs/Makefile
index da8cfb6..9cb1b76 100644
--- a/fs/romfs/Makefile
+++ b/fs/romfs/Makefile
@@ -16,6 +16,7 @@ include $(DEVKITPRO)/libnx/switch_rules
 # DATA is a list of directories containing data files
 # INCLUDES is a list of directories containing header files
 # EXEFS_SRC is the optional input directory containing data copied into exefs, if anything this normally should only contain "main.npdm".
+# ROMFS is the directory containing data to be added to RomFS, relative to the Makefile (Optional)
 #
 # NO_ICON: if set to anything, do not use icon.
 # NO_NACP: if set to anything, no .nacp file is generated.
@@ -132,7 +133,7 @@ ifneq ($(APP_TITLEID),)
 endif
 
 ifneq ($(ROMFS),)
-	export NROFLAGS += --romfs=$(CURDIR)/$(ROMFS)
+	export NROFLAGS += --romfsdir=$(CURDIR)/$(ROMFS)
 endif
 
 .PHONY: $(BUILD) clean all
diff --git a/fs/romfs/romfs b/fs/romfs/romfs
deleted file mode 100644
index e69de29..0000000
diff --git a/fs/romfs/romfs/folder/file.txt b/fs/romfs/romfs/folder/file.txt
new file mode 100644
index 0000000..7c81319
--- /dev/null
+++ b/fs/romfs/romfs/folder/file.txt
@@ -0,0 +1,6 @@
+Hello, this is the libnx romfs example.
+This text is being read off a file in romfs.
+
+  >>Switch Homebrew is Cool<<
+
+Signed off, fincs & WinterMute
diff --git a/fs/romfs/romfs/フォルダ/ファイル.txt b/fs/romfs/romfs/フォルダ/ファイル.txt
new file mode 100644
index 0000000..370c85b
--- /dev/null
+++ b/fs/romfs/romfs/フォルダ/ファイル.txt
@@ -0,0 +1,2 @@
+The path to this file contains Unicode
+characters that fall outside ASCII.
diff --git a/fs/romfs/source/main.c b/fs/romfs/source/main.c
index 3510a1f..b881995 100644
--- a/fs/romfs/source/main.c
+++ b/fs/romfs/source/main.c
@@ -1,5 +1,6 @@
 #include <string.h>
 #include <stdio.h>
+#include <errno.h>
 
 #include <switch.h>
 
@@ -22,6 +23,8 @@ void printfile(const char* path)
         }
         printf(">>EOF<<\n");
         fclose(f);
+    } else {
+        printf("errno is %d, %s\n", errno, strerror(errno));
     }
 }
 
diff --git a/fs/save/Makefile b/fs/save/Makefile
index 62b45e7..0603dc8 100644
--- a/fs/save/Makefile
+++ b/fs/save/Makefile
@@ -16,6 +16,7 @@ include $(DEVKITPRO)/libnx/switch_rules
 # DATA is a list of directories containing data files
 # INCLUDES is a list of directories containing header files
 # EXEFS_SRC is the optional input directory containing data copied into exefs, if anything this normally should only contain "main.npdm".
+# ROMFS is the directory containing data to be added to RomFS, relative to the Makefile (Optional)
 #
 # NO_ICON: if set to anything, do not use icon.
 # NO_NACP: if set to anything, no .nacp file is generated.
@@ -35,6 +36,7 @@ SOURCES		:=	source
 DATA		:=	data
 INCLUDES	:=	include
 EXEFS_SRC	:=	exefs_src
+#ROMFS	:=	romfs
 
 #---------------------------------------------------------------------------------
 # options for code generation
@@ -130,6 +132,10 @@ ifneq ($(APP_TITLEID),)
 	export NACPFLAGS += --titleid=$(APP_TITLEID)
 endif
 
+ifneq ($(ROMFS),)
+	export NROFLAGS += --romfsdir=$(CURDIR)/$(ROMFS)
+endif
+
 .PHONY: $(BUILD) clean all
 
 #---------------------------------------------------------------------------------
diff --git a/fs/sdmc/Makefile b/fs/sdmc/Makefile
index 62b45e7..0603dc8 100644
--- a/fs/sdmc/Makefile
+++ b/fs/sdmc/Makefile
@@ -16,6 +16,7 @@ include $(DEVKITPRO)/libnx/switch_rules
 # DATA is a list of directories containing data files
 # INCLUDES is a list of directories containing header files
 # EXEFS_SRC is the optional input directory containing data copied into exefs, if anything this normally should only contain "main.npdm".
+# ROMFS is the directory containing data to be added to RomFS, relative to the Makefile (Optional)
 #
 # NO_ICON: if set to anything, do not use icon.
 # NO_NACP: if set to anything, no .nacp file is generated.
@@ -35,6 +36,7 @@ SOURCES		:=	source
 DATA		:=	data
 INCLUDES	:=	include
 EXEFS_SRC	:=	exefs_src
+#ROMFS	:=	romfs
 
 #---------------------------------------------------------------------------------
 # options for code generation
@@ -130,6 +132,10 @@ ifneq ($(APP_TITLEID),)
 	export NACPFLAGS += --titleid=$(APP_TITLEID)
 endif
 
+ifneq ($(ROMFS),)
+	export NROFLAGS += --romfsdir=$(CURDIR)/$(ROMFS)
+endif
+
 .PHONY: $(BUILD) clean all
 
 #---------------------------------------------------------------------------------
diff --git a/graphics/printing/hello-world/Makefile b/graphics/printing/hello-world/Makefile
index 62b45e7..0603dc8 100644
--- a/graphics/printing/hello-world/Makefile
+++ b/graphics/printing/hello-world/Makefile
@@ -16,6 +16,7 @@ include $(DEVKITPRO)/libnx/switch_rules
 # DATA is a list of directories containing data files
 # INCLUDES is a list of directories containing header files
 # EXEFS_SRC is the optional input directory containing data copied into exefs, if anything this normally should only contain "main.npdm".
+# ROMFS is the directory containing data to be added to RomFS, relative to the Makefile (Optional)
 #
 # NO_ICON: if set to anything, do not use icon.
 # NO_NACP: if set to anything, no .nacp file is generated.
@@ -35,6 +36,7 @@ SOURCES		:=	source
 DATA		:=	data
 INCLUDES	:=	include
 EXEFS_SRC	:=	exefs_src
+#ROMFS	:=	romfs
 
 #---------------------------------------------------------------------------------
 # options for code generation
@@ -130,6 +132,10 @@ ifneq ($(APP_TITLEID),)
 	export NACPFLAGS += --titleid=$(APP_TITLEID)
 endif
 
+ifneq ($(ROMFS),)
+	export NROFLAGS += --romfsdir=$(CURDIR)/$(ROMFS)
+endif
+
 .PHONY: $(BUILD) clean all
 
 #---------------------------------------------------------------------------------
diff --git a/graphics/printing/vt52-demo/Makefile b/graphics/printing/vt52-demo/Makefile
index 62b45e7..0603dc8 100644
--- a/graphics/printing/vt52-demo/Makefile
+++ b/graphics/printing/vt52-demo/Makefile
@@ -16,6 +16,7 @@ include $(DEVKITPRO)/libnx/switch_rules
 # DATA is a list of directories containing data files
 # INCLUDES is a list of directories containing header files
 # EXEFS_SRC is the optional input directory containing data copied into exefs, if anything this normally should only contain "main.npdm".
+# ROMFS is the directory containing data to be added to RomFS, relative to the Makefile (Optional)
 #
 # NO_ICON: if set to anything, do not use icon.
 # NO_NACP: if set to anything, no .nacp file is generated.
@@ -35,6 +36,7 @@ SOURCES		:=	source
 DATA		:=	data
 INCLUDES	:=	include
 EXEFS_SRC	:=	exefs_src
+#ROMFS	:=	romfs
 
 #---------------------------------------------------------------------------------
 # options for code generation
@@ -130,6 +132,10 @@ ifneq ($(APP_TITLEID),)
 	export NACPFLAGS += --titleid=$(APP_TITLEID)
 endif
 
+ifneq ($(ROMFS),)
+	export NROFLAGS += --romfsdir=$(CURDIR)/$(ROMFS)
+endif
+
 .PHONY: $(BUILD) clean all
 
 #---------------------------------------------------------------------------------
diff --git a/graphics/simplegfx/Makefile b/graphics/simplegfx/Makefile
index 62b45e7..0603dc8 100644
--- a/graphics/simplegfx/Makefile
+++ b/graphics/simplegfx/Makefile
@@ -16,6 +16,7 @@ include $(DEVKITPRO)/libnx/switch_rules
 # DATA is a list of directories containing data files
 # INCLUDES is a list of directories containing header files
 # EXEFS_SRC is the optional input directory containing data copied into exefs, if anything this normally should only contain "main.npdm".
+# ROMFS is the directory containing data to be added to RomFS, relative to the Makefile (Optional)
 #
 # NO_ICON: if set to anything, do not use icon.
 # NO_NACP: if set to anything, no .nacp file is generated.
@@ -35,6 +36,7 @@ SOURCES		:=	source
 DATA		:=	data
 INCLUDES	:=	include
 EXEFS_SRC	:=	exefs_src
+#ROMFS	:=	romfs
 
 #---------------------------------------------------------------------------------
 # options for code generation
@@ -130,6 +132,10 @@ ifneq ($(APP_TITLEID),)
 	export NACPFLAGS += --titleid=$(APP_TITLEID)
 endif
 
+ifneq ($(ROMFS),)
+	export NROFLAGS += --romfsdir=$(CURDIR)/$(ROMFS)
+endif
+
 .PHONY: $(BUILD) clean all
 
 #---------------------------------------------------------------------------------
diff --git a/hid/irsensor/Makefile b/hid/irsensor/Makefile
index 62b45e7..0603dc8 100644
--- a/hid/irsensor/Makefile
+++ b/hid/irsensor/Makefile
@@ -16,6 +16,7 @@ include $(DEVKITPRO)/libnx/switch_rules
 # DATA is a list of directories containing data files
 # INCLUDES is a list of directories containing header files
 # EXEFS_SRC is the optional input directory containing data copied into exefs, if anything this normally should only contain "main.npdm".
+# ROMFS is the directory containing data to be added to RomFS, relative to the Makefile (Optional)
 #
 # NO_ICON: if set to anything, do not use icon.
 # NO_NACP: if set to anything, no .nacp file is generated.
@@ -35,6 +36,7 @@ SOURCES		:=	source
 DATA		:=	data
 INCLUDES	:=	include
 EXEFS_SRC	:=	exefs_src
+#ROMFS	:=	romfs
 
 #---------------------------------------------------------------------------------
 # options for code generation
@@ -130,6 +132,10 @@ ifneq ($(APP_TITLEID),)
 	export NACPFLAGS += --titleid=$(APP_TITLEID)
 endif
 
+ifneq ($(ROMFS),)
+	export NROFLAGS += --romfsdir=$(CURDIR)/$(ROMFS)
+endif
+
 .PHONY: $(BUILD) clean all
 
 #---------------------------------------------------------------------------------
diff --git a/hid/read-controls/Makefile b/hid/read-controls/Makefile
index 62b45e7..0603dc8 100644
--- a/hid/read-controls/Makefile
+++ b/hid/read-controls/Makefile
@@ -16,6 +16,7 @@ include $(DEVKITPRO)/libnx/switch_rules
 # DATA is a list of directories containing data files
 # INCLUDES is a list of directories containing header files
 # EXEFS_SRC is the optional input directory containing data copied into exefs, if anything this normally should only contain "main.npdm".
+# ROMFS is the directory containing data to be added to RomFS, relative to the Makefile (Optional)
 #
 # NO_ICON: if set to anything, do not use icon.
 # NO_NACP: if set to anything, no .nacp file is generated.
@@ -35,6 +36,7 @@ SOURCES		:=	source
 DATA		:=	data
 INCLUDES	:=	include
 EXEFS_SRC	:=	exefs_src
+#ROMFS	:=	romfs
 
 #---------------------------------------------------------------------------------
 # options for code generation
@@ -130,6 +132,10 @@ ifneq ($(APP_TITLEID),)
 	export NACPFLAGS += --titleid=$(APP_TITLEID)
 endif
 
+ifneq ($(ROMFS),)
+	export NROFLAGS += --romfsdir=$(CURDIR)/$(ROMFS)
+endif
+
 .PHONY: $(BUILD) clean all
 
 #---------------------------------------------------------------------------------
diff --git a/hid/touch-screen/Makefile b/hid/touch-screen/Makefile
index 62b45e7..0603dc8 100644
--- a/hid/touch-screen/Makefile
+++ b/hid/touch-screen/Makefile
@@ -16,6 +16,7 @@ include $(DEVKITPRO)/libnx/switch_rules
 # DATA is a list of directories containing data files
 # INCLUDES is a list of directories containing header files
 # EXEFS_SRC is the optional input directory containing data copied into exefs, if anything this normally should only contain "main.npdm".
+# ROMFS is the directory containing data to be added to RomFS, relative to the Makefile (Optional)
 #
 # NO_ICON: if set to anything, do not use icon.
 # NO_NACP: if set to anything, no .nacp file is generated.
@@ -35,6 +36,7 @@ SOURCES		:=	source
 DATA		:=	data
 INCLUDES	:=	include
 EXEFS_SRC	:=	exefs_src
+#ROMFS	:=	romfs
 
 #---------------------------------------------------------------------------------
 # options for code generation
@@ -130,6 +132,10 @@ ifneq ($(APP_TITLEID),)
 	export NACPFLAGS += --titleid=$(APP_TITLEID)
 endif
 
+ifneq ($(ROMFS),)
+	export NROFLAGS += --romfsdir=$(CURDIR)/$(ROMFS)
+endif
+
 .PHONY: $(BUILD) clean all
 
 #---------------------------------------------------------------------------------
diff --git a/hid/vibration/Makefile b/hid/vibration/Makefile
index 62b45e7..0603dc8 100644
--- a/hid/vibration/Makefile
+++ b/hid/vibration/Makefile
@@ -16,6 +16,7 @@ include $(DEVKITPRO)/libnx/switch_rules
 # DATA is a list of directories containing data files
 # INCLUDES is a list of directories containing header files
 # EXEFS_SRC is the optional input directory containing data copied into exefs, if anything this normally should only contain "main.npdm".
+# ROMFS is the directory containing data to be added to RomFS, relative to the Makefile (Optional)
 #
 # NO_ICON: if set to anything, do not use icon.
 # NO_NACP: if set to anything, no .nacp file is generated.
@@ -35,6 +36,7 @@ SOURCES		:=	source
 DATA		:=	data
 INCLUDES	:=	include
 EXEFS_SRC	:=	exefs_src
+#ROMFS	:=	romfs
 
 #---------------------------------------------------------------------------------
 # options for code generation
@@ -130,6 +132,10 @@ ifneq ($(APP_TITLEID),)
 	export NACPFLAGS += --titleid=$(APP_TITLEID)
 endif
 
+ifneq ($(ROMFS),)
+	export NROFLAGS += --romfsdir=$(CURDIR)/$(ROMFS)
+endif
+
 .PHONY: $(BUILD) clean all
 
 #---------------------------------------------------------------------------------
diff --git a/settings/get_system_language/Makefile b/settings/get_system_language/Makefile
index 62b45e7..0603dc8 100644
--- a/settings/get_system_language/Makefile
+++ b/settings/get_system_language/Makefile
@@ -16,6 +16,7 @@ include $(DEVKITPRO)/libnx/switch_rules
 # DATA is a list of directories containing data files
 # INCLUDES is a list of directories containing header files
 # EXEFS_SRC is the optional input directory containing data copied into exefs, if anything this normally should only contain "main.npdm".
+# ROMFS is the directory containing data to be added to RomFS, relative to the Makefile (Optional)
 #
 # NO_ICON: if set to anything, do not use icon.
 # NO_NACP: if set to anything, no .nacp file is generated.
@@ -35,6 +36,7 @@ SOURCES		:=	source
 DATA		:=	data
 INCLUDES	:=	include
 EXEFS_SRC	:=	exefs_src
+#ROMFS	:=	romfs
 
 #---------------------------------------------------------------------------------
 # options for code generation
@@ -130,6 +132,10 @@ ifneq ($(APP_TITLEID),)
 	export NACPFLAGS += --titleid=$(APP_TITLEID)
 endif
 
+ifneq ($(ROMFS),)
+	export NROFLAGS += --romfsdir=$(CURDIR)/$(ROMFS)
+endif
+
 .PHONY: $(BUILD) clean all
 
 #---------------------------------------------------------------------------------
diff --git a/templates/application/Makefile b/templates/application/Makefile
index 62b45e7..0603dc8 100644
--- a/templates/application/Makefile
+++ b/templates/application/Makefile
@@ -16,6 +16,7 @@ include $(DEVKITPRO)/libnx/switch_rules
 # DATA is a list of directories containing data files
 # INCLUDES is a list of directories containing header files
 # EXEFS_SRC is the optional input directory containing data copied into exefs, if anything this normally should only contain "main.npdm".
+# ROMFS is the directory containing data to be added to RomFS, relative to the Makefile (Optional)
 #
 # NO_ICON: if set to anything, do not use icon.
 # NO_NACP: if set to anything, no .nacp file is generated.
@@ -35,6 +36,7 @@ SOURCES		:=	source
 DATA		:=	data
 INCLUDES	:=	include
 EXEFS_SRC	:=	exefs_src
+#ROMFS	:=	romfs
 
 #---------------------------------------------------------------------------------
 # options for code generation
@@ -130,6 +132,10 @@ ifneq ($(APP_TITLEID),)
 	export NACPFLAGS += --titleid=$(APP_TITLEID)
 endif
 
+ifneq ($(ROMFS),)
+	export NROFLAGS += --romfsdir=$(CURDIR)/$(ROMFS)
+endif
+
 .PHONY: $(BUILD) clean all
 
 #---------------------------------------------------------------------------------
diff --git a/time/Makefile b/time/Makefile
index 62b45e7..0603dc8 100644
--- a/time/Makefile
+++ b/time/Makefile
@@ -16,6 +16,7 @@ include $(DEVKITPRO)/libnx/switch_rules
 # DATA is a list of directories containing data files
 # INCLUDES is a list of directories containing header files
 # EXEFS_SRC is the optional input directory containing data copied into exefs, if anything this normally should only contain "main.npdm".
+# ROMFS is the directory containing data to be added to RomFS, relative to the Makefile (Optional)
 #
 # NO_ICON: if set to anything, do not use icon.
 # NO_NACP: if set to anything, no .nacp file is generated.
@@ -35,6 +36,7 @@ SOURCES		:=	source
 DATA		:=	data
 INCLUDES	:=	include
 EXEFS_SRC	:=	exefs_src
+#ROMFS	:=	romfs
 
 #---------------------------------------------------------------------------------
 # options for code generation
@@ -130,6 +132,10 @@ ifneq ($(APP_TITLEID),)
 	export NACPFLAGS += --titleid=$(APP_TITLEID)
 endif
 
+ifneq ($(ROMFS),)
+	export NROFLAGS += --romfsdir=$(CURDIR)/$(ROMFS)
+endif
+
 .PHONY: $(BUILD) clean all
 
 #---------------------------------------------------------------------------------
diff --git a/usb/usbds/Makefile b/usb/usbds/Makefile
index 62b45e7..0603dc8 100644
--- a/usb/usbds/Makefile
+++ b/usb/usbds/Makefile
@@ -16,6 +16,7 @@ include $(DEVKITPRO)/libnx/switch_rules
 # DATA is a list of directories containing data files
 # INCLUDES is a list of directories containing header files
 # EXEFS_SRC is the optional input directory containing data copied into exefs, if anything this normally should only contain "main.npdm".
+# ROMFS is the directory containing data to be added to RomFS, relative to the Makefile (Optional)
 #
 # NO_ICON: if set to anything, do not use icon.
 # NO_NACP: if set to anything, no .nacp file is generated.
@@ -35,6 +36,7 @@ SOURCES		:=	source
 DATA		:=	data
 INCLUDES	:=	include
 EXEFS_SRC	:=	exefs_src
+#ROMFS	:=	romfs
 
 #---------------------------------------------------------------------------------
 # options for code generation
@@ -130,6 +132,10 @@ ifneq ($(APP_TITLEID),)
 	export NACPFLAGS += --titleid=$(APP_TITLEID)
 endif
 
+ifneq ($(ROMFS),)
+	export NROFLAGS += --romfsdir=$(CURDIR)/$(ROMFS)
+endif
+
 .PHONY: $(BUILD) clean all
 
 #---------------------------------------------------------------------------------