Hello Kitty at 40: The cat that conquered the world - BBC Culture
Happy Birthday: 40 years of 'Hello Kitty' – DW – 08/27/2014
9 Lives And Counting: Hello Kitty Turns 40 : NPR
List of Sanrio characters - Wikipedia
Hello Kitty: Still fabulous at 40
Hello! Exploring the Supercute World of Hello Kitty is the Largest Hello Kitty Retrospective Ever in America
Hello Kitty, Hello 40: A 40th Anniversary Tribute: Kawasaki, Elizabeth: 9781421571416: : Books
Hello Kitty - Wikipedia
Where can you find 'Hello Kitty' products/dolls outside of Japan? - Quora
Hello Kitty at 40: The cat that conquered the world
Meow! Lovable pop-culture icon Hello Kitty turns 40, Lifestyle
9 Lives And Counting: Hello Kitty Turns 40
Hello! Exploring the Supercute World of Hello Kitty is the Largest Hello Kitty Retrospective Ever in America
Hello Kitty (character), Ultimate Pop Culture Wiki