This hamburger specialty shop sees queues of over two hours at festivals. they offer handmade burgers packed with care, including their simple yet signature "hamburger" and the most popular "egg cheese burger." choose from tomato, bbq, teriyaki mayo, hot chili, or tartar sauce. you can also choose no sauce and change the flavor with ketchup and mustard on the table. don't miss out on their morning and limited-time menus, too.