|Sumadera Kasumi須磨寺 霞 B|
|Hair||, No Bangs, Short, White|
|Eyes||, Brown, Kitsuneme|
|Body||, Mole, Pale|
|Clothes||, Hand Fan, Kimono|
|Role||, Aunt, Villain, Younger Sister|
|Engages in||, Sadism|
Kasumi Sumadera is the younger sister of Kyrie Ushiromiya. Since her sister married with Rudolf, she bore extreme resentment towards Kyrie, to the point of loathing everything about her sister, including Ange Ushiromiya.