Nagisa Misumi is one of the main characters in the anime series 'Futari wa Pretty Cure.' She is a spirited and energetic middle school student who transforms into Cure Black, one half of the legendary warrior duo, Pretty Cure. Nagisa is known for her athletic skills and tomboyish demeanor, contrasting with her partner Honoka Yukishiro's calm and intellectual nature. Together, they fight to protect the Earth from evil forces. Nagisa's character is central to the series, symbolizing friendship, courage, and the power of teamwork in overcoming challenges.