diff --git a/pom.xml b/pom.xml
index 739c83e..92fdac9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -41,6 +41,11 @@
       <artifactId>java-diff-utils</artifactId>
       <version>4.12</version>
     </dependency>
+    <dependency>
+      <groupId>com.google.code.gson</groupId>
+      <artifactId>gson</artifactId>
+      <version>2.9.1</version>
+  </dependency>
     <!-- <dependency>
       <groupId>com.googlecode.lanterna</groupId>
       <artifactId>lanterna</artifactId>
diff --git a/src/main/java/istlab/KisoJikken/JTAConsole.java b/src/main/java/istlab/KisoJikken/JTAConsole.java
index b065945..aaed470 100644
--- a/src/main/java/istlab/KisoJikken/JTAConsole.java
+++ b/src/main/java/istlab/KisoJikken/JTAConsole.java
@@ -27,6 +27,8 @@
 
 import com.github.difflib.text.DiffRow;
 import com.github.difflib.text.DiffRowGenerator;
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
 
 public class JTAConsole extends JTextArea
         implements Runnable, WindowListener, KeyListener, MouseListener, ActionListener {
@@ -323,6 +325,43 @@
             }
 
         } else if (e.getActionCommand().equals("Submit")) {
+
+            String orig = originalContent.toString(); // 出力情報のみ
+            String buffer = getText(); // JTAの内容（入力と、コメント含む） ここでの入力とは、擬似ターミナル経由でプロセスに送信した内容を指す
+            SendJsonData sjd = new SendJsonData(orig, buffer,"mainsrc");
+
+            Gson gson = new GsonBuilder().setPrettyPrinting().create();
+            String json = gson.toJson(sjd);
+            System.out.println(json);
         }
     }
 }
+
+class SendJsonData {
+    public String orig, buffer;
+    public String markdown;
+    public String mainSrc;
+
+    SendJsonData(String o, String b, String m) {
+        orig = o;
+        buffer = b;
+        mainSrc = m;
+        List<String> origList = Arrays.asList(orig.split("\n"));
+        List<String> bufList = Arrays.asList(buffer.split("\n"));
+        DiffRowGenerator generator = DiffRowGenerator.create()
+                .showInlineDiffs(true)
+                .inlineDiffByWord(true)
+                .oldTag(f -> "~") // introduce markdown style for strikethrough
+                .newTag(f -> "**") // introduce markdown style for bold
+                .build();
+        List<DiffRow> rows = generator.generateDiffRows(origList, bufList);
+        StringBuilder sb = new StringBuilder();
+
+        sb.append("|original|new|");
+        sb.append("|--------|---|");
+        for (DiffRow row : rows) {
+            sb.append("|" + row.getOldLine() + "|" + row.getNewLine() + "|");
+        }
+        markdown = sb.toString();
+    }
+}
\ No newline at end of file