diff --git a/src/main/java/com/example/cosmos_serversb/entities/Request.java b/src/main/java/com/example/cosmos_serversb/entities/Request.java
index f18b8db..c863127 100644
--- a/src/main/java/com/example/cosmos_serversb/entities/Request.java
+++ b/src/main/java/com/example/cosmos_serversb/entities/Request.java
@@ -44,7 +44,7 @@
         this.done = false;
     }
 
-    public void update(String uId, String product, Date deadline, int location, boolean done){
+    public void update(String uId, String product, String deadline, int location, boolean done){
         setIssuerUid(uId);
         setProduct(product);
         setDeadline(deadline);
@@ -109,7 +109,7 @@
         }
         //String型をDate型に変換
         try {
-            SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+            SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
             this.deadline = sdf.parse(deadline);
         }catch (ParseException e){
             e.printStackTrace();
diff --git a/src/main/java/com/example/cosmos_serversb/models/Groups.java b/src/main/java/com/example/cosmos_serversb/models/Groups.java
index c7f4b8e..1b145a1 100644
--- a/src/main/java/com/example/cosmos_serversb/models/Groups.java
+++ b/src/main/java/com/example/cosmos_serversb/models/Groups.java
@@ -162,7 +162,7 @@
         return null;
     }
 
-    public static Request addRequests(String gId, String uId, String product, Date deadline, int location){
+    public static Request addRequests(String gId, String uId, String product, String deadline, int location){
         String rId = getInstance().createRId();
         String uri = baseURI + AppName + "/groups/" + gId + "/requests/" + rId;
         Request request = new Request(rId, uri, new Date(), uId, product, deadline, location);
@@ -189,7 +189,7 @@
         return null;
     }
 
-    public static Request updateRequest(String gId, String rId, String uId, String product, Date deadline, int location, boolean done){
+    public static Request updateRequest(String gId, String rId, String uId, String product, String deadline, int location, boolean done){
         Session session = SessionManager.getInstance().getSession();
         Request editRequest = session.get(Request.class, rId);
         if(editRequest != null){
diff --git a/src/main/java/com/example/cosmos_serversb/resources/GroupsRest.java b/src/main/java/com/example/cosmos_serversb/resources/GroupsRest.java
index b2c1024..f5080bb 100644
--- a/src/main/java/com/example/cosmos_serversb/resources/GroupsRest.java
+++ b/src/main/java/com/example/cosmos_serversb/resources/GroupsRest.java
@@ -124,7 +124,7 @@
 
     @Path("/{gId}/requests")
     @POST
-    public String addRequests(@PathParam("gId") String gId, @FormParam("uId") String uId, @FormParam("product") String product, @FormParam("deadline") Date deadline, @FormParam("location") int location, @FormParam("token") String token) throws JsonProcessingException{
+    public String addRequests(@PathParam("gId") String gId, @FormParam("uId") String uId, @FormParam("product") String product, @FormParam("deadline") String deadline, @FormParam("location") int location, @FormParam("token") String token) throws JsonProcessingException{
         SessionManager.getInstance().getSession();
         ObjectMapper mapper = new ObjectMapper();
         String json = mapper.writeValueAsString(Groups.getInstance().addRequests(gId, uId, product, deadline, location));
@@ -144,7 +144,7 @@
 
     @Path("{gId}/requests/{rId}")
     @PUT
-    public String updateRequest(@PathParam("gId") String gId, @PathParam("rId") String rId, @FormParam("uId") String uId, @FormParam("product") String product, @FormParam("deadline") Date deadline, @FormParam("location") int location, @FormParam("done") boolean done, @FormParam("token") String token) throws JsonProcessingException{
+    public String updateRequest(@PathParam("gId") String gId, @PathParam("rId") String rId, @FormParam("uId") String uId, @FormParam("product") String product, @FormParam("deadline") String deadline, @FormParam("location") int location, @FormParam("done") boolean done, @FormParam("token") String token) throws JsonProcessingException{
         SessionManager.getInstance().getSession();
         ObjectMapper mapper = new ObjectMapper();
         String json = mapper.writeValueAsString(Groups.getInstance().updateRequest(gId, rId, uId, product, deadline, location, done));