diff --git a/Uematsu b/Uematsu
new file mode 100644
index 0000000..a24f6d8
--- /dev/null
+++ b/Uematsu
@@ -0,0 +1,15 @@
+class Hoge
+	attr_reader :message
+	def initialize
+		@message = "Hello"
+	end
+end
+
+class Piyo < Hoge
+	def initialize
+		@message = "Hi"
+		super
+	end
+end
+
+puts Piyo.new.message