diff --git a/2025-yuusuke b/2025-yuusuke
deleted file mode 160000
index 6f706d6..0000000
--- a/2025-yuusuke
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 6f706d677e4857e9b03dfa6dd4ae4fd56579ffeb