Hildegard Adenauer (ヒルデガルト・アデナウアー) is a supporting character in The Too-Perfect Saint: Tossed Aside by My Fiancé and Sold to Another Kingdom, voiced in Japanese by Miki Itou. The series' music includes "The Too-perfect Saint - Opening full "Aitoka" by Riria", "Too Perfect Saint - Ending full "Sister" by WON".
