diff --git a/ecs/jskult-webapp/src/controller/ultmarc.py b/ecs/jskult-webapp/src/controller/ultmarc.py
index 8ba036e1..825c8b50 100644
--- a/ecs/jskult-webapp/src/controller/ultmarc.py
+++ b/ecs/jskult-webapp/src/controller/ultmarc.py
@@ -240,7 +240,8 @@ def search_doc(
     ultmarc = ultmarc_service.prepare_ultmarc_doctor_search_view()
     ultmarc.is_batch_processing = is_batch_processing
     ultmarc.doctor_data = ultmarc_doctor_data
-    ultmarc.form_data = ultmarc_doctor_form
+    # 画面表示用にエスケープを解除して返す
+    ultmarc.form_data = ultmarc_doctor_form.unescape()
 
     # セッション書き換え
     session.update(
diff --git a/ecs/jskult-webapp/src/model/request/request_base_model.py b/ecs/jskult-webapp/src/model/request/request_base_model.py
new file mode 100644
index 00000000..8194e7c0
--- /dev/null
+++ b/ecs/jskult-webapp/src/model/request/request_base_model.py
@@ -0,0 +1,20 @@
+import html
+
+from pydantic import BaseModel
+
+from src.util.sanitize import sanitize
+
+
+@sanitize
+class RequestBaseModel(BaseModel):
+    """
+    Webのリクエストを受け取る共通モデルクラス
+    保持するメンバはエスケープされる
+    エスケープを解除するには、unescapeメソッドを使用する
+    """
+
+    def unescape(self):
+        for k, v in self.dict().items():
+            if v is not None and type(v) is str:
+                setattr(self, k, html.unescape(v))
+        return self
diff --git a/ecs/jskult-webapp/src/model/request/ultmarc_doctor.py b/ecs/jskult-webapp/src/model/request/ultmarc_doctor.py
index 18ca1e37..6015731e 100644
--- a/ecs/jskult-webapp/src/model/request/ultmarc_doctor.py
+++ b/ecs/jskult-webapp/src/model/request/ultmarc_doctor.py
@@ -1,13 +1,11 @@
 from typing import Optional
 
 from fastapi import Form
-from pydantic import BaseModel
 
-from src.util.sanitize import sanitize
+from src.model.request.request_base_model import RequestBaseModel
 
 
-@sanitize
-class UltmarcDoctorSearchModel(BaseModel):
+class UltmarcDoctorSearchModel(RequestBaseModel):
     dcf_pcf_dr_cd: Optional[str]
     dr_name: Optional[str]
     dr_name_kana: Optional[str]
@@ -54,7 +52,7 @@ class UltmarcDoctorSearchModel(BaseModel):
         )
 
 
-class UltmarcDoctorInfoModel(BaseModel):
+class UltmarcDoctorInfoModel(RequestBaseModel):
     doc_id: Optional[str]
     page_num: Optional[int]
 
diff --git a/ecs/jskult-webapp/src/model/request/ultmarc_inst.py b/ecs/jskult-webapp/src/model/request/ultmarc_inst.py
index ba9cce90..bddd3d9f 100644
--- a/ecs/jskult-webapp/src/model/request/ultmarc_inst.py
+++ b/ecs/jskult-webapp/src/model/request/ultmarc_inst.py
@@ -2,13 +2,12 @@ import html
 from typing import Optional
 
 from fastapi import Form
-from pydantic import BaseModel
 
-from src.util.sanitize import sanitize
+from src.model.request.request_base_model import RequestBaseModel
 
 
-@sanitize
-class UltmarcInstSearchModel(BaseModel):
+# @sanitize
+class UltmarcInstSearchModel(RequestBaseModel):
     dcf_dsf_inst_cd: Optional[str]
     inst_div_cd: Optional[str]
     form_inst_name_kanji: Optional[str]
@@ -54,7 +53,7 @@ class UltmarcInstSearchModel(BaseModel):
         return self
 
 
-class UltmarcInstInfoModel(BaseModel):
+class UltmarcInstInfoModel(RequestBaseModel):
     inst_id: Optional[str]
     page_num: Optional[int]