Usagi Tsukino is the main character of the popular anime and manga series Sailor Moon, created by Naoko Takeuchi. She is a 14-year-old girl who transforms into the magical warrior known as Sailor Moon to protect the Earth from evil forces. Usagi is characterized by her long, blonde hair and her kind-hearted, clumsy nature. As Sailor Moon, Usagi fights alongside her friends, known as the Sailor Guardians, each with their own unique powers. The series explores themes of friendship, love, and the struggle between good and evil, making Usagi a beloved figure in the world of anime and manga.