Sailor Moon: Characters

Usagi Tsukino/Sailor Moon
Usagi Tsukino (月野 うさぎ Tsukino Usagi, renamed "Serena Tsukino" or "Bunny Tsukino" in some English adaptations), better known as Sailor Moon (セーラームーン Sērā Mūn), is a fictional superheroine who is the main protagonist and titular character of the Sailor Moon manga series written by Naoko Takeuchi. She is introduced in chapter #1, "Usagi – Sailor Moon" (originally published in Japan's Nakayoshi magazine on December 28, 1991), as a carefree schoolgirl who can transform into Sailor Moon, the de facto leader of the Sailor Soldiers. Initially believing herself to be an ordinary girl, she is later revealed to be the reincarnated form of the Princess of the Moon Kingdom, and she subsequently discovers her original name, Princess Serenity (プリンセス・セレニティ Purinsesu Sereniti).

Sailor Mercury
Sailor Mercury (セーラーマーキュリー Sērā Mākyurī) is a fictional character in the Sailor Moon manga series created by Naoko Takeuchi. She is the alternate human identity of Ami Mizuno (水野 亜美 Mizuno Ami, renamed "Amy Anderson" or "Amy Mizuno" in some English adaptations), a teenage Japanese schoolgirl, and a part of the Sailor Soldiers, female supernatural fighters who protect the Solar System from evil.