Misuzu Misaka  

, 美坂 美鈴

Misuzu Misaka's mother first appeared in volume 9 and was mentioned again in volumes 10, SS, and SS2. She is currently studying at a university. Mikoto often observes that her mother behaves more like a child than she does herself. Misuzu has a weakness to alcohol and tends to become clingy when drunk and attracted to young men.