diff --git a/src/main/java/models/objectOrientedTransfer/DataTransferContext.java b/src/main/java/models/objectOrientedTransfer/DataTransferContext.java
index d7403a3..45a855d 100644
--- a/src/main/java/models/objectOrientedTransfer/DataTransferContext.java
+++ b/src/main/java/models/objectOrientedTransfer/DataTransferContext.java
@@ -3,6 +3,7 @@
 import parser.JsonValue;
 import parser.StringValue;
 import parser.Value;
+import parser.exceptions.ExpectedJsonValue;
 
 import java.util.ArrayList;
 import java.util.HashMap;
@@ -113,7 +114,6 @@
                     } else if (style.equals("PULL")) {
                         transferStyle = PushPullValue.PULL;
                     }
-                    System.out.println(style);
                 } else if (key.equals("multiplicity")) {
                     StringValue multi = (StringValue) ((JsonValue) value).getValue(keyValue);
                     String multiplicity = multi.getStringValue();
@@ -126,7 +126,6 @@
                     } else if (multiplicity.equals("1:*")) {
                         multiplicityValue = MultiplicityValue.OneToMany;
                     }
-                    System.out.println(multiplicity);
                 } else if (key.equals("data")) {
                     Value dataTransferValue = ((JsonValue) value).getValue(keyValue);
                     if (dataTransferValue instanceof JsonValue) {
@@ -141,7 +140,7 @@
                             }
                         }
                     } else {
-                        throw new RuntimeException("jsonのtransferのdataが足りていません");
+                        throw new ExpectedJsonValue("jsonのtransferのdataが足りていません");
                     }
                 }
             }
@@ -166,7 +165,6 @@
             cur++;
         }
 
-        //この下エラー吐いてます
         for (int i = 0; i < list.size() - 1; i++) {
             String src = list.get(i);
             String dst = list.get(i + 1);
diff --git a/src/main/java/parser/Parser.java b/src/main/java/parser/Parser.java
index e1ec458..0c20d1a 100644
--- a/src/main/java/parser/Parser.java
+++ b/src/main/java/parser/Parser.java
@@ -1,6 +1,9 @@
 package parser;
 
 import models.objectOrientedTransfer.*;
+import parser.exceptions.ExpectedArrayValue;
+import parser.exceptions.ExpectedJsonValue;
+import parser.exceptions.ExpectedStringValue;
 
 import java.io.BufferedReader;
 import java.io.IOException;
@@ -53,7 +56,7 @@
         return parseValue(tokenStream);
     }
 
-    public Value parseValue(TokenStream tokenStream) {
+    public Value parseValue(TokenStream tokenStream) throws ExpectedJsonValue, ExpectedArrayValue, ExpectedStringValue {
         if (tokenStream.checkNext().equals(LEFT_CURLY_BRACKET)) {
             tokenStream.next();
             JsonValue jsonValue = parseJsonValue(tokenStream);
@@ -61,7 +64,7 @@
                 tokenStream.next();
                 return jsonValue;
             } else {
-                throw new RuntimeException(String.valueOf(tokenStream.getLine()));
+                throw new ExpectedJsonValue(String.valueOf(tokenStream.getLine()));
             }
         } else if (tokenStream.checkNext().equals(LEFT_SQUARE_BRACKET)) {
             tokenStream.next();
@@ -70,7 +73,7 @@
                 tokenStream.next();
                 return arrayValue;
             } else {
-                throw new RuntimeException(String.valueOf(tokenStream.getLine()));
+                throw new ExpectedArrayValue(String.valueOf(tokenStream.getLine()));
             }
         } else if (tokenStream.checkNext().equals(DOUBLE_QUOT)) {
             tokenStream.next();
@@ -79,7 +82,7 @@
                 tokenStream.next();
                 return stringValue;
             } else {
-                throw new RuntimeException(String.valueOf(tokenStream.getLine()));
+                throw new ExpectedStringValue(String.valueOf(tokenStream.getLine()));
             }
         } else if (Character.isDigit(tokenStream.checkNext().charAt(0))) {
             return parseIntegerValue(tokenStream);
@@ -87,7 +90,7 @@
         throw new RuntimeException(String.valueOf(tokenStream.getLine()));
     }
 
-    public JsonValue parseJsonValue(TokenStream tokenStream) {
+    public JsonValue parseJsonValue(TokenStream tokenStream) throws ExpectedStringValue {
         JsonValue jsonValue = new JsonValue();
         //要素が0
         if (tokenStream.checkNext().equals(RIGHT_CURLY_BRACKET)) {
@@ -97,7 +100,7 @@
             //key
             Value keyValue = parseValue(tokenStream);
             if (!(keyValue instanceof StringValue)) {
-                throw new RuntimeException(String.valueOf(tokenStream.getLine()));
+                throw new ExpectedStringValue(String.valueOf(tokenStream.getLine()));
             }
             expect(tokenStream, COLON);
             tokenStream.next();//COLON
@@ -122,7 +125,6 @@
             Value value = parseValue(tokenStream);
             arrayValue.addValue(value);
             if (!tokenStream.checkNext().equals(COMMA)) {
-
                 break;
             }
             tokenStream.next();//COMMA