diff --git a/app/src/main/java/com/example/citrusclient/views/CreateScheduleFragment.java b/app/src/main/java/com/example/citrusclient/views/CreateScheduleFragment.java
index 76aeb32..4492728 100644
--- a/app/src/main/java/com/example/citrusclient/views/CreateScheduleFragment.java
+++ b/app/src/main/java/com/example/citrusclient/views/CreateScheduleFragment.java
@@ -14,6 +14,7 @@
 import androidx.lifecycle.Observer;
 import androidx.lifecycle.ViewModelProvider;
 
+import android.text.Editable;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -31,6 +32,7 @@
 import com.example.citrusclient.models.Book;
 import com.example.citrusclient.viewmodels.BooksViewModel;
 import com.example.citrusclient.viewmodels.ScheduleViewModel;
+import com.google.android.material.snackbar.Snackbar;
 
 import java.util.ArrayList;
 import java.util.Calendar;
@@ -233,7 +235,17 @@
             int year = Integer.parseInt(dates[0]);
             int month = Integer.parseInt(dates[1]);
             int day = Integer.parseInt(dates[2]);
+            Editable tmp = scheduleTitle.getText();
+            if(tmp == null){
+                Snackbar.make(view, "タイトルを入力してください", Snackbar.LENGTH_SHORT).show();
+                return;
+            }
             String title = scheduleTitle.getText().toString();
+            if(title == null || title.isEmpty()){
+                Snackbar.make(view, "タイトルを入力してください", Snackbar.LENGTH_SHORT).show();
+                return;
+            }
+            //
             String startDateTime = startDateButton.getText() + " " + startTimeButton.getText();
             String endDateTime = endDateButton.getText() + " " + endTimeButton.getText();
             scheduleViewModel.createSchedule(accountId, year, month, day, token, title, startDateTime, endDateTime, spinner.getSelectedItemPosition());