diff --git a/practice/ShowCharCode.class b/practice/ShowCharCode.class
new file mode 100644
index 0000000..2ff0062
--- /dev/null
+++ b/practice/ShowCharCode.class
Binary files differ
diff --git a/practice/ShowCharCode.java b/practice/ShowCharCode.java
new file mode 100644
index 0000000..62952b8
--- /dev/null
+++ b/practice/ShowCharCode.java
@@ -0,0 +1,14 @@
+import java.io. *;
+
+public class ShowCharCode {
+  public static void main(String[] args) throws IOException{
+    BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
+    System.out.println("文字列を入力してください。");
+    String line = reader.readLine();
+    int charLength = line.length(); //文字列の長さを取得する
+    for(int i = 0; i < charLength; i++){
+      char charNum = line.charAt(i);  //i番目の文字を取得する  
+      System.out.println(charNum + "の文字コードは" + (int)charNum + "です");
+    }
+  }
+}
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