Mizuki Tokigawa is one of the characters of the series.
She has a short stature, which seems to have been passed down to Emina. Her younger sister though is quite tall in comparison, with more than 20 centimeters height difference. both of them wears glasses.
She is a famous Mangaka, working under a pen-name to de-attract attention to her actual self. She works together with her novelist husband, usually forcing him back to work every once in a while when he slacks.