diff --git a/.gitconfig b/.gitconfig
new file mode 100644
index 0000000..51a0100
--- /dev/null
+++ b/.gitconfig
@@ -0,0 +1,7 @@
+[user]
+	name = Kohei Watanabe
+	email = kou029w@gmail.com
+[pull]
+	rebase = true
+[init]
+	defaultBranch = main
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..72e8ffc
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+*