The answer isn't straight-forward.
Hello Kitty Logo, symbol, meaning, history, PNG, brand
Credit to my Twilight FB Group. (Too long story to explain why its called Hello Kitty Group) : r/squishmallow
Sanrio says, “Hello Kitty is not a cat.” Whaaa?
FNF: Happy Sanrio - Full Story Explained (remake) by EnderDrago142 on DeviantArt
Transforming a Vintage Hello Kitty Build-A-Bear: A Step-by-Step Makeover Guide
What Is a Hello Kitty Girl? Meaning, Traits & More
Hello Kitty, Sanrio Wiki
Hello Kitty Cat Name Meaning & Info - Drlogy
Hello Kitty Japan introduced in English book From Japan Y/N
Puzzle & Dragons Is Running Yet Another Hello Kitty Event
Newsflash: Hello Kitty has never been a cat - The Washington Post