Azusa

Azusa is the mother of Hotaru and the owner of Pub Azusa, where her daughter helps out as a waitress since losing her eyesight.

Quotes

 * To herself when she saw Korosensei for the first time after grooming, Extra Chapter 4 "I... I can see?!"

Trivia

 * She is the first person to receive surgery as a part of retaliation from Korosensei through "grooming" by quickly and precisely removing her brain tumor.