Alfa

Alfa (アルファ) is a woman with very strong emotions and she is a glutton. Alfa is Ai's mother.

Personality
She is bright and honest, but also stubborn.

Appearance
She has light-brown hair, black eyes, a well defined face and a flat chest.

Trivia

 * Her appearance matches with the description of a woman that Hampnie Hambert was looking for, Hana, implying they might be the same person. It is revealed later that they are the same person (Episode 3)
 * Her drama CD voice actress originally is Yūko Gotō. In the anime cast, Rina Satou replaced her since she is undergoing medical treatment.