diff --git a/20180424.txt b/20180424.txt
new file mode 100644
index 0000000000000000000000000000000000000000..15e822595c76f867cef0000fe1a5b23ee8f7387e
--- /dev/null
+++ b/20180424.txt
@@ -0,0 +1 @@
+GitLabにサインアップした。
\ No newline at end of file