diff --git a/.gitignore b/.gitignore
new file mode 100644
index 000000000..f0de82f57
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+output.log
\ No newline at end of file
diff --git a/README.md b/README.md
index 9e7d03700..c92d1c90e 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,3 @@
 # git-practice
 このリポジトリはGit動画講座用です．
+jibun no repo de kousin
diff --git a/delete_soon.txt b/delete_soon.txt
new file mode 100644
index 000000000..e69de29bb
diff --git a/namechenged2.txt b/namechenged2.txt
new file mode 100644
index 000000000..aa39060d7
--- /dev/null
+++ b/namechenged2.txt
@@ -0,0 +1 @@
+newfile
diff --git a/newfile.txt b/newfile.txt
new file mode 100644
index 000000000..0ad9beb93
--- /dev/null
+++ b/newfile.txt
@@ -0,0 +1 @@
+created newfile