diff --git a/app.py b/app.py
index 80ce5e8..adb2273 100644
--- a/app.py
+++ b/app.py
@@ -331,10 +331,18 @@ def proxy(video_id):
 
     cdn_video_url = get_cdn_url(video_id)
     og_tags = soup.find_all("meta", attrs={"property": True})
+    og_title = None
+    og_description = None
     for tag in og_tags:
         # Remove attribute(s) added by niconico
         if 'data-server' in tag.attrs:
             del tag.attrs['data-server']
+        # Set title
+        if tag.get("property") == "og:title":
+            og_title = tag["content"]
+        # Set description
+        if tag.get("property") == "og:description":
+            og_description = tag["content"]
         # Fix thumbnail
         if tag.get("property") == "og:image" and thumbnail_url:
             tag["content"] = thumbnail_url
@@ -343,8 +351,14 @@ def proxy(video_id):
             tag["content"] = cdn_video_url
 
     og_tags_str = "\n".join(str(tag) for tag in og_tags if tag.get("property") not in ["og:site_name"])
-    # og_tags_str += '\n<meta content="0" property="twitter:image"/>'
-    # og_tags_str += '\n<meta content="player" property="twitter:card"/>'
+    og_tags_str += f'\n<meta content="{thumbnail_url}" property="twitter:image"/>'
+    og_tags_str += '\n<meta content="summary_large_image" property="twitter:card"/>'
+    og_tags_str += '\n<meta content="www.nicovideo.gay" name="twitter:domain"/>'
+    og_tags_str += f'\n<meta content="{request.url}" name="twitter:url"/>'
+    if og_title:
+        og_tags_str += f'\n<meta content="{og_title}" name="twitter:title"/>'
+    if og_description:
+        og_tags_str += f'\n<meta content="{og_description}" name="twitter:description"/>'
     # og_tags_str += '\n<meta content="video/mp4" property="twitter:player:stream:content_type"/>'
     # og_tags_str += f'\n<meta content="{cdn_video_url}" property="twitter:player:stream"/>'
     # if video_width: