diff --git a/lib/domains/ac/belle.txt b/lib/domains/ac/belle.txt
deleted file mode 100644
index c9b6229897..0000000000
--- a/lib/domains/ac/belle.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-滋賀医科大学
-Shiga University Of MEdical Science
\ No newline at end of file