Hime's Mother

 is an unnamed character in Kakushigoto.

History
She is the daughter of Imashigata Kairi, a famous artist. Due to the hatred between the 2 families' art tradition, her marriage isn't accepted. She, Kakushi, and Hime once went to the Zoo together. She was lost while enjoying the cruise, believed to be dead.

Trivia

 * Episode 7 of the anime series mentions about a girl (which resembles Hime) and her puppy in a painting but its date of completion is in Sep 199x. The painting is made by Hime’s grandpa.
 * She appears briefly during the theme song showing her eating a meal with Hime and Kakushi at a table.
 * Before her disappearance, she was suffering from near-total color blindness and possibly could have lost her vision entirely.