diff --git a/javascript/packs/app.ts b/javascript/packs/app.ts
index bad81d7..f4a2b13 100644
--- a/javascript/packs/app.ts
+++ b/javascript/packs/app.ts
@@ -186,4 +186,47 @@ document.addEventListener('DOMContentLoaded', () => {
       }
     });
   });
+
+  document.querySelectorAll<HTMLFormElement>('form.edit-is-ku').forEach(form => {
+    form.addEventListener('submit', e => {
+      // 保存時に選択されていない方の所属情報を削除
+      form.querySelectorAll<HTMLSelectElement>('form #edit-is-kyoto-university').forEach(select => {
+        var isKUMember = (select.value==="TRUE");
+        form.querySelectorAll<HTMLSelectElement>('form #edit-ku-department').forEach(selectDepartment => {
+          if (!isKUMember) selectDepartment.value="";
+        });
+        form.querySelectorAll<HTMLInputElement>('form div.is-ku .form-control').forEach(input => {
+          if (!isKUMember) input.value="";
+        });
+        form.querySelectorAll<HTMLInputElement>('form div.not-ku .form-control').forEach(input => {
+          if (isKUMember) input.value="";
+        });
+      });
+
+      if (!form.reportValidity()) {
+        e.preventDefault();
+        e.stopPropagation();
+      }
+    });
+
+    form.querySelectorAll<HTMLSelectElement>('form #edit-is-kyoto-university').forEach(select => {
+      function rewrite(){
+        var isKUMember = (select.value==="TRUE");
+        form.querySelectorAll<HTMLDivElement>('form div.is-ku').forEach(div => {
+          div.hidden = !isKUMember;
+        })
+        form.querySelectorAll<HTMLDivElement>('form div.not-ku').forEach(div => {
+          div.hidden = isKUMember;
+        })
+        form.querySelectorAll<HTMLInputElement>('form div.is-ku .form-control').forEach(input => {
+          input.required=isKUMember;
+        })
+        form.querySelectorAll<HTMLInputElement>('form div.not-ku .form-control').forEach(input => {
+          input.required=!isKUMember;
+        })
+      }
+      rewrite();
+      select.addEventListener('change', rewrite);
+    });
+  });
 });
diff --git a/lib/user.rb b/lib/user.rb
index 0221981..96eacc4 100644
--- a/lib/user.rb
+++ b/lib/user.rb
@@ -46,6 +46,7 @@ def edit(uid, bind_uid, bind_password, attrs, update_last_modified: true)
       attrs['cn'] = "#{attrs['givenName']} #{attrs['sn']}"
       attrs['x-kmc-Lodging'] = attrs['x-kmc-Lodging'] ? 'TRUE' : 'FALSE' # fixme
       attrs['x-kmc-AddressIsPublic'] = attrs['x-kmc-AddressIsPublic'] ? 'TRUE' : 'FALSE' # fixme
+      attrs['x-kmc-IsKUMember'] = attrs['x-kmc-IsKUMember']=="TRUE" ? 'TRUE' : 'FALSE' # fixme
 
       ssh_public_keys = attrs.delete('sshPublicKey')
       ssh_public_keys&.each do |key|
@@ -132,7 +133,7 @@ def add(uid, attributes, bind_uid, bind_password)
       x-kmc-Alias title x-kmc-Generation description
       postalCode postalAddress x-kmc-Lodging
       telephoneNumber x-kmc-MailForwardingAddress
-      x-kmc-AddressIsPublic
+      x-kmc-AddressIsPublic x-kmc-IsKUMember x-kmc-KUDepartment x-kmc-KUStudentNumber
     ]
 
     def update_attribute(conn, dn, key, value)
diff --git a/lib/view_helpers.rb b/lib/view_helpers.rb
index 24466d7..ec3ccec 100644
--- a/lib/view_helpers.rb
+++ b/lib/view_helpers.rb
@@ -4,5 +4,18 @@ def input_userattr(user, attr, opt = {})
       opt[:class] ||= 'form-control'
       haml_tag :input, {name: attr, value: user[attr].first}.merge(opt)
     end
+    def select_userattr(user, attr, values, show_default, opt = {})
+      opt[:class] ||= 'form-select'
+      haml_tag :select, {name: attr}.merge(opt) do
+        if show_default
+          haml_tag :option, selected: true, hidden: true, value: "" do haml_concat "--選択してください--" end
+        end
+        current_value = user[attr].first
+        values.each do |k, v|
+          selected = v == current_value
+          haml_tag :option, value: k, selected: selected do haml_concat v end
+        end
+      end
+    end
   end
 end
diff --git a/schema/kmc.schema b/schema/kmc.schema
index 1cfa563..a05a7e3 100644
--- a/schema/kmc.schema
+++ b/schema/kmc.schema
@@ -102,6 +102,29 @@ attributeType ( kmcAttributeType:14
   EQUALITY booleanMatch
   SYNTAX 1.3.6.1.4.1.1466.115.121.1.7 )
 
+attributeType ( kmcAttributeType:15
+  NAME 'x-kmc-IsKUMember'
+  DESC 'Whether the associated person belongs to Kyoto University'
+  EQUALITY booleanMatch
+  SYNTAX 1.3.6.1.4.1.1466.115.121.1.7
+  SINGLE-VALUE )
+
+attributeType ( kmcAttributeType:16
+  NAME 'x-kmc-KUStudentNumber'
+  DESC 'Kyoto University Student Number'
+  EQUALITY caseIgnoreMatch
+  SUBSTR caseIgnoreSubstringsMatch
+  SYNTAX 1.3.6.1.4.1.1466.115.121.1.15
+  SINGLE-VALUE )
+
+attributeType ( kmcAttributeType:17
+  NAME 'x-kmc-KUDepartment'
+  DESC 'the department and faculty of Kyoto University to which the associated person belongs'
+  EQUALITY caseIgnoreMatch
+  SUBSTR caseIgnoreSubstringsMatch
+  SYNTAX 1.3.6.1.4.1.1466.115.121.1.15
+  SINGLE-VALUE )
+
 objectClass ( kmcObjectClass:1
   NAME 'x-kmc-Person'
   DESC 'Additional informations for a member of KMC'
@@ -112,4 +135,4 @@ objectClass ( kmcObjectClass:1
         x-kmc-UniversityDepartment $ x-kmc-UniversityStatus $
         x-kmc-UniversityMatricYear $
         x-kmc-MailForwardingAddress $ x-kmc-MailNotificationAddress $
-        x-kmc-DiscordUserID $ x-kmc-SlackUserID $ x-kmc-AddressIsPublic) )
+        x-kmc-DiscordUserID $ x-kmc-SlackUserID $ x-kmc-AddressIsPublic $ x-kmc-IsKUMember $ x-kmc-KUDepartment $ x-kmc-KUStudentNumber) )
diff --git a/views/detail.haml b/views/detail.haml
index 7be78fc..4857251 100644
--- a/views/detail.haml
+++ b/views/detail.haml
@@ -25,10 +25,13 @@
   %tr
     %th 住所
     %td #{user['postalCode'].first} #{user['postalAddress'].first}
-  - if user['x-kmc-UniversityDepartment'].first
+  - if user['x-kmc-KUDepartment'].first||user['x-kmc-UniversityDepartment'].first
     %tr
       %th 所属
-      %td #{user['x-kmc-UniversityDepartment'].first} #{user['x-kmc-UniversityStatus'].first}
+      -if user['x-kmc-isKUMember'].first=="TRUE"
+        %td 京都大学 #{user['x-kmc-KUDepartment'].first} #{user['x-kmc-UniversityStatus'].first}
+      -else
+        %td #{user['x-kmc-UniversityDepartment'].first}
   - if user['description'].first
     %tr
       %th 備考
diff --git a/views/edit.haml b/views/edit.haml
index 9a0744b..fd83525 100644
--- a/views/edit.haml
+++ b/views/edit.haml
@@ -2,7 +2,9 @@
   %p.alert.alert-danger
     = error
 
-%form.edit-form.needs-validation{action: absolute_uri(user['uid'].first, :edit), method: :POST}
+-ku_departments={"工学部情報学科" => "工学部情報学科", "工学部電気電子工学科" => "工学部電気電子工学科", "工学部物理工学科" => "工学部物理工学科", "工学部地球工学科" => "工学部地球工学科", "工学部建築学科" => "工学部建築学科", "工学部工業化学科" => "工学部工業化学科", "理学部" => "理学部", "医学部医学科" => "医学部医学科", "医学部人間健康科学科" => "医学部人間健康科学科", "総合人間学部" => "総合人間学部", "文学部" => "文学部", "教育学部" => "教育学部", "法学部" => "法学部", "経済学部" => "経済学部", "薬学部薬科学科" => "薬学部薬科学科", "薬学部薬学科" => "薬学部薬学科", "農学部資源生物科学科" => "農学部資源生物科学科", "農学部応用生命科学科" => "農学部応用生命科学科", "農学部地域環境工学科" => "農学部地域環境工学科", "農学部食料・環境経済学科" => "農学部食料・環境経済学科", "農学部森林科学科" => "農学部 森林科学科", "農学部食品生物科学科" => "農学部 食品生物科学科", "情報学研究科" => "情報学研究科", "工学研究科" => "工学研究科", "文学研究科" => "文学研究科", "法学研究科" => "法学研究科", "理学研究科" => "理学研究科", "薬学研究科" => "薬学研究科", "エネルギー化学研究科" => "エネルギー化学研究科", "教育学研究科" => "教育学研究科", "経済学研究科" => "経済学研究科", "医学研究科" => "医学研究科", "職員" => "職員", "other" => "その他" }
+
+%form.edit-form.needs-validation.edit-is-ku{action: absolute_uri(user['uid'].first, :edit), method: :POST}
   %h2 ユーザ情報編集
   %div.container
     %div.row
@@ -92,18 +94,36 @@
           - input_userattr user, 'x-kmc-AddressIsPublic', type: :checkbox, value: 'true', checked: user['x-kmc-AddressIsPublic'].first == 'TRUE', class: ''
           郵便番号と住所を他の部員に公開
     %div.row
-      %div.col-12.col-lg-8.mb-2
-        %label{for: 'edit-university-department'}
+      %div.col-12.col-lg-2.mb-2
+        %label{for: 'edit-is-kyoto-university'}
           所属
-          %span.form-required *在学者は必須
+          %span.form-required *
+          %div
+          - select_userattr user, 'x-kmc-IsKUMember', {"TRUE" => "京都大学", "FALSE" => "その他"} , false, id: 'edit-is-kyoto-university'
+      %div.col-12.col-lg-4.mb-2.is-ku
+        %label{for: 'edit-ku-department'}
+          学部・学科
+          %span.form-required *京大所属者は必須
         %div
-          - input_userattr user, 'x-kmc-UniversityDepartment', id: 'edit-university-department', placeholder: '工学部情報学科, 千葉電波大学理学部'
-      %div.col-12.col-lg-4.mb-2
+          - select_userattr user, 'x-kmc-KUDepartment', ku_departments, true, id: 'edit-ku-department', required: true
+      %div.col-12.col-lg-4.mb-2.is-ku
+        %label{for: 'edit-ku-student-number'}
+          学生番号
+          %span.form-required *京大所属者は必須
+        %div
+          - input_userattr user, 'x-kmc-KUStudentNumber', id: 'edit-ku-student-number', type: :text, required: true, placeholder: 'XXXX-YY-ZZZZ', pattern: '\d+-\d+-\d+'
+      %div.col-12.col-lg-2.mb-2.is-ku
         %label{for: 'edit-university-status'}
           学年
-          %span.form-required *在学者は必須
+          %span.form-required *京大所属者は必須
+        %div
+          - input_userattr user, 'x-kmc-UniversityStatus', id: 'edit-university-status', required: true, placeholder: '1, M2, D3, 教授'
+      %div.col-12.col-lg-10.mb-2.not-ku{hidden: "hidden"}
+        %label{for: 'edit-university-department'}
+          所属組織・学部・学科
+          %span.form-required *必須
         %div
-          - input_userattr user, 'x-kmc-UniversityStatus', id: 'edit-university-status', placeholder: '1, M2, D3, 教授'
+          - input_userattr user, 'x-kmc-UniversityDepartment', id: 'edit-university-department', required: true, placeholder: '千葉電波大学理学部, 社会人'
     %div.row
       %div.col-12.col-lg-6.mb-2
         %label{for: 'edit-university-matric-year'}
diff --git a/views/index.haml b/views/index.haml
index be1689a..461e5ae 100644
--- a/views/index.haml
+++ b/views/index.haml
@@ -50,7 +50,9 @@
             %td
               #{user['x-kmc-UniversityMatricYear'].first}
             %td
+              - if !user['x-kmc-KUDepartment'].empty?
+                京都大学 #{user['x-kmc-KUDepartment'].first} #{user['x-kmc-UniversityStatus'].first}
               - if !user['x-kmc-UniversityDepartment'].empty?
-                #{user['x-kmc-UniversityDepartment'].first} #{user['x-kmc-UniversityStatus'].first}
+                #{user['x-kmc-UniversityDepartment'].first}
             %td
               #{user['title'].first}