define sailor moon
Usagi Tsukino (æé ããã, Tsukino Usagi), better known as Sailor Moon (ã»ã¼ã©ã¼ã ã¼ã³, SÄrÄ MÅ«n), is a fictional superheroine who is the protagonist and titular character of the Sailor Moon manga series written by Naoko Takeuchi.