diff --git a/.gitignore b/.gitignore
index 9a435e0..c1c6475 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1 @@
-output/*.png
+my_qr.png
diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..f1a2c44
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,23 @@
+Copyright (c) 2022 Takahiro Tomita
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+
+----
+The word "QR Code" is registered trademark of DENSO WAVE Incorporated
+http://www.denso-wave.com/qrcode/faqpatent-e.html
\ No newline at end of file
diff --git a/make_qr.py b/example.py
similarity index 88%
rename from make_qr.py
rename to example.py
index c9dfb5d..b25621c 100644
--- a/make_qr.py
+++ b/example.py
@@ -3,9 +3,11 @@
 from rmqrcode import QRImage
 from rmqrcode import FitStrategy
 
+import os
+
 
 def main():
-    data = "ABCdef123漢字あいうえお"
+    data = "https://oudon.xyz"
     error_collection_level = ErrorCollectionLevel.M
     fit_strategy = FitStrategy.BALANCED
 
@@ -22,7 +24,7 @@ def main():
     # Save as png
     image = QRImage(qr)
     image.show()
-    image.save("output/my_qr.png")
+    image.save("my_qr.png")
 
 
 if __name__ == '__main__':
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..fa7093a
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,3 @@
+[build-system]
+requires = ["setuptools>=42"]
+build-backend = "setuptools.build_meta"
\ No newline at end of file
diff --git a/setup.cfg b/setup.cfg
new file mode 100644
index 0000000..76df8f5
--- /dev/null
+++ b/setup.cfg
@@ -0,0 +1,22 @@
+[metadata]
+name = rmqrcode
+version = 0.0.1
+author = Takahiro Tomita
+author_email = ttp8101@gmail.com
+description = An rMQR Code Generetor
+long_description = file: README.md
+long_description_content_type = text/markdown
+url = https://github.com/OUDON/rmqrcode
+classifiers =
+    Programming Language :: Python :: 3
+    License :: OSI Approved :: MIT License
+    Operating System :: OS Independent
+
+[options]
+package_dir =
+    = rmqrcode
+packages = find:
+python_requires = >=3.6
+
+[options.packages.find]
+where = rmqrcode
\ No newline at end of file