Catherine is the pet of Higashiyama Kaoruko and is know to have a strong tail and is constantly adore by her owner.
Nothing is much is know about how she act, but she shown to love attention and love to be adore by Kaoruko. She is also known to be very loyal to her and willgnly to do things for her even going as far being litteraly.
Higashiyama-She is known to really favor Catherine a lot. She even made sure the other pet owners to lose to even if its from her own company just to make sure she wins.