Ami Mizuno , better known as Sailor Mercury is a fictional character in the Sailor Moon manga series created by Naoko Takeuchi, a teenage Japanese schoolgirl, and a member of the Sailor Guardians, supernatural female fighters who protect the Solar System from evil.
Ami in her Super Sailor Mercury form as seen in Season 4 of the 1990s anime
Ami in her school uniform, drawn by Naoko Takeuchi
Sailor Mercury using Mercury Aqua Mist in Sailor Moon Crystal
Sailor Moon is a Japanese manga series written and illustrated by Naoko Takeuchi. It was originally serialized in Kodansha's shōjo manga magazine Nakayoshi from 1991 to 1997; the 60 individual chapters, along with several side stories, were compiled in 18 volumes. The series follows the adventures of a schoolgirl named Usagi Tsukino as she transforms into the eponymous character to search for a magical artifact, the "Legendary Silver Crystal" . She leads a group of comrades, the Sailor Soldiers, called Sailor Guardians in later editions, as they battle against villains to prevent the theft of the Silver Crystal and the destruction of the Solar System.
Cover of the first volume of Sailor Moon, featuring the titular character