diff --git a/Kazuki526/individual.py b/Kazuki526/individual.py
new file mode 100644
index 0000000..e327159
--- /dev/null
+++ b/Kazuki526/individual.py
@@ -0,0 +1,14 @@
+#! /usr/bin/env python
+
+
+class Individual:
+    def __init__(self, idn):
+        self._id = idn
+
+
+sample1 = Individual(1)
+print "sample1 id is", sample1._id
+print ("sample1 id is", sample1._id)
+
+sample2 = Individual(2)
+print "sample2 id is", sample2._id