diff --git a/sample.geojson b/sample.geojson
new file mode 100644
index 0000000..4ba2a26
--- /dev/null
+++ b/sample.geojson
@@ -0,0 +1,32 @@
+{
+  "type": "FeatureCollection",
+  "features": [
+    {
+      "type": "Feature",
+      "properties": {
+        "name": "東北公益文科大学"
+      },
+      "geometry": {
+        "type": "Point",
+        "coordinates": [
+          139.81935,
+          38.893371
+        ]
+      }
+    },
+    {
+      "type": "Feature",
+      "properties": {
+        "name": "信号機",
+        "description": "{{https://cdn.discordapp.com/attachments/547395349073887243/850687736843468820/image4.jpg}}"
+      },
+      "geometry": {
+        "type": "Point",
+        "coordinates": [
+          139.818953,
+          38.898698
+        ]
+      }
+    }
+  ]
+}