diff --git a/src/main/java/org/ntlab/acanthus_server/entities/Position.java b/src/main/java/org/ntlab/acanthus_server/entities/Position.java
index b76fbfa..92b7e3f 100644
--- a/src/main/java/org/ntlab/acanthus_server/entities/Position.java
+++ b/src/main/java/org/ntlab/acanthus_server/entities/Position.java
@@ -7,6 +7,16 @@
 import java.util.UUID;
 
 public class Position {
+    private HashMap<String, Integer> positionMap = new HashMap<>();
+    private ArrayList<HashMap<String, Integer>> positionList = new ArrayList<>();
 
+    public void putPosition(String coordinate, Integer value) {
+        this.positionMap.put(coordinate, value);
+    }
+
+    public ArrayList<HashMap<String, Integer>> getPosition() {
+        this.positionList.add(this.positionMap);
+        return this.positionList;
+    }
 
 }