Naru Osaka (Crystal)
Azabu-Juuban, Minato-ku, Tokyo
Mayumi Osaka (mother)
Naru is a young woman who is described as being intelligent. She comes from a rich family and her mother is known to own OSA-P, a jewelry store.
Naru has short and wavy brown hair and blue eyes. She is usually seen wearing a blue hair bow.
In episode one, Naru tries to make Usagi feel less sad about the 30% she made on her English test and takes her to OSA-P. Later in the episode, she gets cornered by a youma and is about to be attacked before Sailor Moon came and killed it. The next day, she is seen talking about the encounter with her friends.