diff --git a/app/controllers/inquiries_controller.rb b/app/controllers/inquiries_controller.rb
index ceac6676435..f0bd71c7ec3 100644
--- a/app/controllers/inquiries_controller.rb
+++ b/app/controllers/inquiries_controller.rb
@@ -10,9 +10,10 @@ def new
 
   def create
     @inquiry = Inquiry.new(inquiry_params)
-
     result = valid_recaptcha?('inquiry')
+
     if result && @inquiry.save
+      Newspaper.publish(:came_inquiry, { inquiry: @inquiry })
       InquiryMailer.incoming(@inquiry).deliver_later
       redirect_to new_inquiry_url, notice: 'お問い合わせを送信しました。'
     else
diff --git a/app/models/inquiry_notifier.rb b/app/models/inquiry_notifier.rb
new file mode 100644
index 00000000000..fc51872db3a
--- /dev/null
+++ b/app/models/inquiry_notifier.rb
@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+class InquiryNotifier
+  NOTIFICATION_SENDER_NAME = 'pjord'
+
+  def call(payload)
+    inquiry = payload[:inquiry]
+    return if inquiry.nil?
+
+    sender = User.find_by(login_name: NOTIFICATION_SENDER_NAME)
+    User.admins.each do |receiver|
+      ActivityDelivery.with(inquiry:, receiver:, sender:).notify(:came_inquiry)
+    end
+  end
+end
diff --git a/app/models/notification.rb b/app/models/notification.rb
index 6d6b615cd24..ad21fcb7b99 100644
--- a/app/models/notification.rb
+++ b/app/models/notification.rb
@@ -41,7 +41,8 @@ class Notification < ApplicationRecord
     no_correct_answer: 22,
     comebacked: 23,
     create_article: 24,
-    added_work: 25
+    added_work: 25,
+    came_inquiry: 26
   }
 
   scope :unreads, -> { where(read: false) }
@@ -60,30 +61,6 @@ class Notification < ApplicationRecord
   after_update NotificationCallbacks.new
   after_destroy NotificationCallbacks.new
 
-  class << self
-    def checked(check)
-      Notification.create!(
-        kind: kinds[:checked],
-        user: check.receiver,
-        sender: check.sender,
-        link: Rails.application.routes.url_helpers.polymorphic_path(check.checkable),
-        message: "#{check.sender.login_name}さんが#{check.checkable.title}を確認しました。",
-        read: false
-      )
-    end
-
-    def came_answer(answer)
-      Notification.create!(
-        kind: kinds[:answered],
-        user: answer.receiver,
-        sender: answer.sender,
-        link: Rails.application.routes.url_helpers.polymorphic_path(answer.question),
-        message: "#{answer.user.login_name}さんから回答がありました。",
-        read: false
-      )
-    end
-  end
-
   def unread?
     !read
   end
diff --git a/app/notifiers/activity_notifier.rb b/app/notifiers/activity_notifier.rb
index e2e19a02937..0ab2e4df326 100644
--- a/app/notifiers/activity_notifier.rb
+++ b/app/notifiers/activity_notifier.rb
@@ -383,4 +383,20 @@ def added_work(params = {})
       read: false
     )
   end
+
+  def came_inquiry(params = {})
+    params.merge!(@params)
+    inquiry = params[:inquiry]
+    sender = params[:sender]
+    receiver = params[:receiver]
+
+    notification(
+      body: "#{inquiry.name}さんから問い合わせがありました。",
+      kind: :came_inquiry,
+      receiver:,
+      sender:,
+      link: Rails.application.routes.url_helpers.admin_inquiry_path(inquiry),
+      read: false
+    )
+  end
 end
diff --git a/config/initializers/newspaper.rb b/config/initializers/newspaper.rb
index 9f72148d637..f8df39bc4f1 100644
--- a/config/initializers/newspaper.rb
+++ b/config/initializers/newspaper.rb
@@ -76,4 +76,6 @@
   
   Newspaper.subscribe(:work_create, WorkNotifier.new)
   Newspaper.subscribe(:work_destroy, WorkNotificationDestroyer.new)
+
+  Newspaper.subscribe(:came_inquiry, InquiryNotifier.new)
 end
diff --git a/db/fixtures/discord_profiles.yml b/db/fixtures/discord_profiles.yml
index aaf9581f370..19d25b16257 100644
--- a/db/fixtures/discord_profiles.yml
+++ b/db/fixtures/discord_profiles.yml
@@ -286,7 +286,7 @@ discord_profile_nagai-kyuukai:
   times_url: https://discord.com/channels/1079802367970656257/1224708078847397908
   times_id: 1224708078847397908
 
-discord_profire_pjord:
+discord_profile_pjord:
   user: pjord
   account_name:
   times_url:
diff --git a/db/fixtures/files/users/avatars/pjord.jpg b/db/fixtures/files/users/avatars/pjord.jpg
new file mode 100644
index 00000000000..7ecce2f41ff
Binary files /dev/null and b/db/fixtures/files/users/avatars/pjord.jpg differ
diff --git a/db/fixtures/talks.yml b/db/fixtures/talks.yml
index 6c67800518a..2bc7096adfe 100644
--- a/db/fixtures/talks.yml
+++ b/db/fixtures/talks.yml
@@ -228,6 +228,6 @@ talk_kensyu-not-setting-end-date:
   user: kensyu-not-setting-end-date
   action_completed: true
 
-talk_harikirio:
-  user: harikirio
+talk_pjord:
+  user: pjord
   action_completed: true
diff --git a/db/fixtures/users.yml b/db/fixtures/users.yml
index e0dca5c87cd..457a9bf76ac 100644
--- a/db/fixtures/users.yml
+++ b/db/fixtures/users.yml
@@ -1405,7 +1405,7 @@ paginataion-jirou:
 
 pjord:
   login_name: pjord
-  email:
+  email: pjord@fjord.jp
   crypted_password: $2a$10$n/xv4/1luueN6plzm2OyDezWlZFyGHjQEf4hwAW1r3k.lCm0frPK. # testtest
   salt: zW3kQ9ubsxQQtzzzs4ap
   name: ピヨルド
@@ -1418,7 +1418,7 @@ pjord:
   course: course1
   company: company1
   admin: true
-  mentor: false
+  mentor: true
   unsubscribe_email_token: Xw-T0PjrO2LTkCx1C8KA9w
   updated_at: "2024-03-09 00:00:30"
   created_at: "2024-03-05 00:00:30"
diff --git a/test/fixtures/users.yml b/test/fixtures/users.yml
index ea3075c80b6..b18d35d2994 100644
--- a/test/fixtures/users.yml
+++ b/test/fixtures/users.yml
@@ -1018,3 +1018,21 @@ harikirio: #必修でないプラクティスも修了しているユーザー
   created_at: "2020-01-01 00:00:12"
   sent_student_followup_message: true
   last_activity_at: "2020-01-01 00:00:12"
+
+pjord:
+  login_name: pjord
+  email: pjord@fjord.jp
+  crypted_password: $2a$10$n/xv4/1luueN6plzm2OyDezWlZFyGHjQEf4hwAW1r3k.lCm0frPK. # testtest
+  salt: zW3kQ9ubsxQQtzzzs4ap
+  name: ピヨルド
+  name_kana: ピヨルド
+  company: company1
+  description: "管理者のピヨルドです。バイキングの末裔です。"
+  course: course1
+  job: office_worker
+  os: 回答なし
+  admin: true
+  adviser: true
+  updated_at: "2014-01-01 00:00:01"
+  created_at: "2014-01-01 00:00:01"
+  last_activity_at: "2014-01-01 00:00:01"
diff --git a/test/models/generation_test.rb b/test/models/generation_test.rb
index b954aa57ecf..ea3ec9883ce 100644
--- a/test/models/generation_test.rb
+++ b/test/models/generation_test.rb
@@ -35,7 +35,7 @@ class GenerationTest < ActiveSupport::TestCase
     assert_equal 3, Generation.new(5).count_classmates_by_target(:trainees)
     assert_equal 1, Generation.new(5).count_classmates_by_target(:hibernated)
     assert_equal 2, Generation.new(5).count_classmates_by_target(:graduated)
-    assert_equal 2, Generation.new(5).count_classmates_by_target(:advisers)
+    assert_equal 3, Generation.new(5).count_classmates_by_target(:advisers)
     assert_equal 2, Generation.new(5).count_classmates_by_target(:retired)
   end
 end
diff --git a/test/notifiers/activity_notifier_test.rb b/test/notifiers/activity_notifier_test.rb
index fa082caa190..c0dc34b3950 100644
--- a/test/notifiers/activity_notifier_test.rb
+++ b/test/notifiers/activity_notifier_test.rb
@@ -144,4 +144,21 @@ class ActivityNotifierTest < ActiveSupport::TestCase
       notification.notify_later
     end
   end
+
+  test '#came_inquiry' do
+    params = {
+      inquiry: Inquiry.first,
+      sender: users(:pjord),
+      receiver: users(:komagata)
+    }
+    notification = ActivityNotifier.with(params).came_inquiry
+
+    assert_difference -> { AbstractNotifier::Testing::Driver.deliveries.count }, 1 do
+      notification.notify_now
+    end
+
+    assert_difference -> { AbstractNotifier::Testing::Driver.enqueued_deliveries.count }, 1 do
+      notification.notify_later
+    end
+  end
 end