diff --git a/main.py b/main.py
index 399d385..d45a2af 100644
--- a/main.py
+++ b/main.py
@@ -82,24 +82,29 @@ def main (
                                                'content':
                                                    record['text']},
                                            reversed (records[1:]))])
-                client.send_post (answer,
-                                  reply_to = models.AppBskyFeedPost.ReplyRef (
-                                      parent = records[0]['strong_ref'],
-                                      root   = records[-1]['strong_ref']))
+                client.post (answer,
+                             reply_to = models.AppBskyFeedPost.ReplyRef (
+                                 parent = records[0]['strong_ref'],
+                                 root   = records[-1]['strong_ref']))
 
         for datum in [e for e in get_nico_deerjika ()
                         if e['contentId'] not in watched_videos]:
             watched_videos += [datum['contentId']]
 
-            client.send_post (Talk.main (f"""
+            embed_external = models.AppBskyEmbedExternal.Main (
+                    external = models.AppBskyEmbedExternal.External (
+                        title       = datum['title'],
+                        description = datum['description'],
+                        uri         = f"https://www.nicovideo.jp/watch/{ datum['contentId'] }"))
+            client.post (Talk.main (f"""
 ニコニコに『{ datum['title'] }』という動画がアップされました。
 つけられたタグは「{ '」、「'.join (datum['tags']) }」です。
 概要には次のように書かれています：
 ```html
 { datum['description'] }
 ```
-このことについて、みんなに告知するとともに、ニジカちゃんの感想を教えてください。
-"""))
+このことについて、みんなに告知するとともに、ニジカちゃんの感想を教えてください。 """),
+                         embed = embed_external)
 
         if now.hour == 14 and has_got_snack_time:
             has_got_snack_time = False
@@ -121,9 +126,9 @@ def main (
                                      '日本語のテキストが表示されている。'),
                             image = client.com.atproto.repo.upload_blob (f).blob)
 
-                client.send_post (Talk.main ('おやつタイムだ!!!!'),
-                                  embed = models.app.bsky.embed.images.Main (
-                                      images = [image]))
+                client.post (Talk.main ('おやつタイムだ!!!!'),
+                             embed = models.app.bsky.embed.images.Main (
+                                 images = [image]))
                 last_posted_at = now
             except Exception:
                 pass
@@ -131,7 +136,7 @@ def main (
             has_got_snack_time = True
 
         if now - last_posted_at >= timedelta (hours = 6):
-            client.send_post (Talk.main ('今どうしてる?'))
+            client.post (Talk.main ('今どうしてる?'))
             last_posted_at = now
 
         time.sleep (60)