Naoko Takeuchi (武内 直子, Takeuchi Naoko, Japanese: [ta.keꜜ.ɯ.tɕi naꜜ.o.ko] born March 15, 1967) is a Japanese manga artist. She is best known as the author of Sailor Moon, one of the most popular manga series of all time.
Read about Naoko Takeuchi in Wikipedia