How many Kuros are there already in Japan? She can't afford to say anything bad about other people's naming senses.
Gaze...Gaze...MmmmA name, huh......Nothingness?Renya-kun, you sure have a unique naming sense...My cat goes unya unya.So I call him Uu-chan.I see.Uu-chan
(Maine Coon)Since he's black, Kuro-chan could work.