diff --git a/app/lib/google_sheet_api/write_to_tallied_sheet.rb b/app/lib/google_sheet_api/write_to_tallied_sheet.rb
index dad3653..b7f8212 100644
--- a/app/lib/google_sheet_api/write_to_tallied_sheet.rb
+++ b/app/lib/google_sheet_api/write_to_tallied_sheet.rb
@@ -71,7 +71,7 @@ def nagashikomi(category, tweets_or_dms, target_sheets)
 
     def filtered_direct_messaages
       DirectMessage
-        .extend_valid_term_votes
+        .only_beginning_valid_term_votes
         .to_gensosenkyo_main
         .order(messaged_at: :asc)
         .order(id_number: :asc)
diff --git a/app/models/direct_message.rb b/app/models/direct_message.rb
index 809f186..b645c6b 100644
--- a/app/models/direct_message.rb
+++ b/app/models/direct_message.rb
@@ -30,6 +30,12 @@ def self.extend_valid_term_votes
     where(messaged_at: begin_datetime..end_datetime)
   end
 
+  def self.only_beginning_valid_term_votes
+    begin_datetime = Time.zone.parse('2021-06-11 21:00:00')
+
+    where(messaged_at: begin_datetime..end_datetime)
+  end
+
   # gensosenkyo: 1471724029,
   # sub_gensosenkyo: 1388758231825018881
   def self.from_gensosenkyo_main