diff --git a/rds_mysql/stored_procedure/src05/get_syor_date.sql b/rds_mysql/stored_procedure/src05/get_syor_date.sql
deleted file mode 100644
index 1cc9fb30..00000000
--- a/rds_mysql/stored_procedure/src05/get_syor_date.sql
+++ /dev/null
@@ -1,8 +0,0 @@
--- A5M2で実行時に[SQL] - [スラッシュ(/)のみの行でSQLを区切る]に変えてから実行する
--- 処理日取得（date型）
-CREATE FUNCTION src05.get_syor_date()
-RETURNS date DETERMINISTIC
-BEGIN
-    RETURN (SELECT STR_TO_DATE(syor_date,'%Y%m%d') FROM src05.hdke_tbl);
-END
-;