diff --git a/src/main/java/org/ntlab/citrusserver/repositories/ScheduleManager.java b/src/main/java/org/ntlab/citrusserver/repositories/ScheduleManager.java
index 7874daf..027b7b6 100644
--- a/src/main/java/org/ntlab/citrusserver/repositories/ScheduleManager.java
+++ b/src/main/java/org/ntlab/citrusserver/repositories/ScheduleManager.java
@@ -12,13 +12,13 @@
 @Repository
 public class ScheduleManager {
 
-    private final AccountManager accountManager; //仮
+    private final BookManager bookManager;
 
     private final HashMap<String, Integer> nextScheduleId = new HashMap<>();
 
     @Autowired
-    public ScheduleManager(AccountManager accountManager) {
-        this.accountManager = accountManager;
+    public ScheduleManager(BookManager bookManager) {
+        this.bookManager = bookManager;
     }
 
     //管理
@@ -47,7 +47,10 @@
     }
 
     public Schedule addSchedule(String accountId, int year, int month, int day, String title, String startTime, String endTime, Integer bookId){
-        if(bookId == null)bookId = 0;
+        if(bookId == null){
+            bookId = 0;
+        }
+        else if(!bookManager.getBooks(accountId).containsKey(bookId))return null;
 
         if(!schedules.containsKey(accountId)){
             schedules.put(accountId, new HashMap<>());
@@ -94,9 +97,15 @@
         schedules.get(accountId).get(year).get(month).get(day).get(scheduleId).setTitle(newTitle);
     }
 
-    public void setSchedulesBookId(String accountId, int year, int month, int day, int scheduleId, Integer newBookId){
-        if(newBookId == null)newBookId = 0;
+    //voidからintに変更　1で成功　-1でエラー処理
+    public int setSchedulesBookId(String accountId, int year, int month, int day, int scheduleId, Integer newBookId){
+        if(newBookId == null){
+            newBookId = 0;
+        }
+        else if(!bookManager.getBooks(accountId).containsKey(newBookId))return -1;
         schedules.get(accountId).get(year).get(month).get(day).get(scheduleId).setBookId(newBookId);
+
+        return 1;
     }
 
     public void deleteSchedules(String accountId){