The main character of the series, called Serena in the English dub (nicknamed Bunny in the manga). Usagi is a carefree schoolgirl with an enormous capacity for love, and transforms into the heroine called Sailor Moon. At the beginning of the series she is portrayed as an immature crybaby who hates having to fight, however over the course of the series you come to know her sweet and selfless side. Usagi is a bit selfish, very lazy, clumsy, and also an academic underachiever. She's also not very good at cooking. However, she cares deeply about her friends and family. Usagi is very trusting, and believes that everyone has a better nature. She doesn't believe in killing innocent people, even when they had been transformed into vicious monsters, and always seeks ways to help them instead. Usagi matures a great deal through the series, and even though she is still prone to some childish behavior and bouts of silliness, she becomes a capable young woman.

She is a girl with a bad attitude who is located at the top of the D class hierarchy. She fights with Kushida for their class' top 2 places. (Source: Official site)