Hello Kitty , also known by her full name Kitty White , is a fictional character produced by the Japanese company Sanrio, created by Yuko Shimizu and currently designed by Yuko Yamaguchi. Sanrio depicts Hello Kitty as a young female gijinka (anthropomorphization) of a Japanese Bobtail cat with a red bow and no mouth. According to her backstory, she is a perpetual 3rd-grade student who lives outside of London. Kitty and her twin sister, Mimi, celebrate their birthday on 1 November 1974. Since the cartoon character's creation, the Hello Kitty media franchise has grown to include clothing, accessories, toys, games, books, manga, anime series, and music albums, along with other various product lines and media productions.