Hello Kitty isn't a cat, she's a girl - ABC7 San Francisco
Hello Kitty, Hello 40: A 40th Anniversary Tribute: Kawasaki
Hello Kitty, Hello 40: A 40th Anniversary Tribute
Hello Kitty Celebrates 40 Years of Cute – DUMPLING Magazine
After 40 years, a look at Hello Kitty's success
Hello Kitty (Franchise) - TV Tropes
Hello Kitty 40th Birthday Timeline, Hello Kitty History
Here's wishing you a Happy 40th, Hello Kitty!!
Happy 40th birthday, Hello Kitty! Here's how local fans are
hello kitty timeline