Cathy Katherine's house is the residence of Cathy Katherine in the Yu-Gi-Oh! ZEXAL anime and manga. It is a big mansion located within Heartland City.
The mansion if full of cat-shaped items and decorations.
In the manga, Cathy prepared a room to be the Numbers Club's headquarters, with researchers and big computers.
Gallery[]
Cathy's house in the manga.
A staircase, a big window and other cat pictures.
Some handrails shaped like cats, pillars with cat drawings, and a cat picture.
A cat mosaic, another cat picture, and an electronic door with a cat paw-like knob.
The room prepared to be the Numbers Club's headquarters.