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..08b275f 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 +7,14 @@
 import java.util.UUID;
 
 public class Position {
+    private HashMap<String, Integer> positionHashMap = new HashMap<>();
 
+    public void putPosition(String coordinate, Integer value) {
+        this.positionHashMap.put(coordinate, value);
+    }
+
+    public HashMap<String, Integer> getPosition() {
+        return this.positionHashMap;
+    }
 
 }