diff --git a/JavaProjectTemplate.jar b/JavaProjectTemplate.jar
deleted file mode 100644
index 94a1432..0000000
Binary files a/JavaProjectTemplate.jar and /dev/null differ
diff --git a/README.md b/README.md
index 5421753..79e063f 100644
--- a/README.md
+++ b/README.md
@@ -25,3 +25,5 @@ The system will also use the SigScript updating system to keep files up-to-date.
             jar            Builds a runnable jar file using ${MAIN_CLASS} as an entry point and then runs the newly generated jar.
 ```
 Configuration is modified at the top of the script file while the command list includes all included modules inside of `scripts`.
+
+Mizue (みずえ) 水恵
\ No newline at end of file
diff --git a/src/sig/RabiClone.java b/src/sig/RabiClone.java
index 8d7b3d0..3a2dff2 100644
--- a/src/sig/RabiClone.java
+++ b/src/sig/RabiClone.java
@@ -6,6 +6,7 @@ import java.util.ArrayList;
 import java.util.List;
 
 import sig.engine.Panel;
+import sig.map.Maps;
 import sig.objects.Player;
 import sig.engine.Object;
 import java.awt.Toolkit;
@@ -25,8 +26,6 @@ public class RabiClone{
 
 	public static Maps CURRENT_MAP = Maps.WORLD1;
 	public static void main(String[] args) {
-
-		RabiClone r = new RabiClone();
 		f = new JFrame(PROGRAM_NAME);
 		f.setResizable(false);
 		f.setUndecorated(true);
diff --git a/src/sig/engine/Map.java b/src/sig/map/Map.java
similarity index 83%
rename from src/sig/engine/Map.java
rename to src/sig/map/Map.java
index 555d951..388eb92 100644
--- a/src/sig/engine/Map.java
+++ b/src/sig/map/Map.java
@@ -1,4 +1,4 @@
-package sig.engine;
+package sig.map;
 
 import java.io.DataInputStream;
 import java.io.DataOutputStream;
@@ -11,7 +11,11 @@ public class Map {
     //Maps contain 512x288 tiles, allowing for 16384x9216 pixels of action per map.
     //294912 bytes = 294KB of memory storage per map.
     //Since a screen normally fits 16x9 tiles, you get 32x32 (1024) screens of gameplay per world.
-    char[] tiles = new char[512*288];
+
+    final public static int MAP_WIDTH=512;
+    final public static int MAP_HEIGHT=288;
+
+    char[] tiles = new char[MAP_WIDTH*MAP_HEIGHT];
 
     public static Map LoadMap(File mapFile) {
         try {
@@ -41,4 +45,8 @@ public class Map {
             e.printStackTrace();
         }
     }
+
+    public void ModifyTile(int x,int y,Tile t) {
+        tiles[y*MAP_WIDTH+x]=(char)t.ordinal();
+    }
 }
diff --git a/src/sig/Maps.java b/src/sig/map/Maps.java
similarity index 90%
rename from src/sig/Maps.java
rename to src/sig/map/Maps.java
index c0a3362..fe85285 100644
--- a/src/sig/Maps.java
+++ b/src/sig/map/Maps.java
@@ -1,9 +1,7 @@
-package sig;
+package sig.map;
 
 import java.io.File;
 
-import sig.engine.Map;
-
 public enum Maps {
 
     WORLD1("world1.map"),
diff --git a/src/sig/map/Tile.java b/src/sig/map/Tile.java
new file mode 100644
index 0000000..b310f90
--- /dev/null
+++ b/src/sig/map/Tile.java
@@ -0,0 +1,56 @@
+package sig.map;
+
+public enum Tile {
+    WALL(0,0),
+    FLOOR(1,0),
+    PLATFORM_LEDGE(2,0),
+    INVISIBLE_WALL(0,0,false),
+    ;
+
+    final public static int TILE_WIDTH=32;
+    final public static int TILE_HEIGHT=32;
+
+    int spriteSheetX,spriteSheetY;
+    boolean invisible;
+
+    int tileWidth=TILE_WIDTH,tileHeight=TILE_HEIGHT;
+    /*Tile(int spriteSheetX,int spriteSheetY,int tileWidth,int tileHeight) {
+        this.spriteSheetX=spriteSheetX;
+        this.spriteSheetY=spriteSheetY;
+        this.tileWidth=tileWidth;
+        this.tileHeight=tileHeight;
+    }*/
+    Tile(int spriteSheetX,int spriteSheetY,boolean invisible) {
+        this.spriteSheetX=spriteSheetX;
+        this.spriteSheetY=spriteSheetY;
+        this.invisible=invisible;
+    }
+    Tile(int spriteSheetX,int spriteSheetY) {
+        this(spriteSheetX, spriteSheetY, false);
+    }
+
+    public int getSpriteSheetX() {
+        return spriteSheetX;
+    }
+    public void setSpriteSheetX(int spriteSheetX) {
+        this.spriteSheetX = spriteSheetX;
+    }
+    public int getSpriteSheetY() {
+        return spriteSheetY;
+    }
+    public void setSpriteSheetY(int spriteSheetY) {
+        this.spriteSheetY = spriteSheetY;
+    }
+    public int getTileWidth() {
+        return tileWidth;
+    }
+    public void setTileWidth(int tileWidth) {
+        this.tileWidth = tileWidth;
+    }
+    public int getTileHeight() {
+        return tileHeight;
+    }
+    public void setTileHeight(int tileHeight) {
+        this.tileHeight = tileHeight;
+    }
+}
diff --git a/tiles.png b/tiles.png
new file mode 100644
index 0000000..df8cd15
Binary files /dev/null and b/tiles.png differ