The third daughter of the Tendo family. A beautiful girl who is very popular at school. A 10th grader at Furinkan High School. She is Ranma's classmate and fiancée. She excels in martial arts and sports. She has a straightforward and kind personality at heart. She struggles to be honest with Ranma and often gets into arguments due to jealousy. She has a short haircut.

He fell into the Spring of Drowned Pig, so he turns into a black piglet when splashed with cold water. When he is a pig, Akane dotes on him as her pet, P-chan, unaware of his true identity. He harbors a secret crush on Akane. He only refers to her as Akane-san. He views Ranma as a rival and challenges him to duels almost every day. He has a terrible sense of direction, taking days to reach a destination. He is persistent and will chase you anywhere. He fights using a red, incredibly heavy umbrella.

A girl from a Chinese tribe of female warriors. Since she was defeated by male Ranma, she tries to make him her husband according to their laws. She fell into the Spring of Drowned Cat and turns into a cat when splashed with cold water. She speaks with a distinct accent, ending sentences with "-ne" or "-yo." She wears a red, short-skirted cheongsam and has purple hair. She is persistent and will casually try to join you in the bath.

Shampoo's childhood friend. He loves Shampoo, but she barely acknowledges him because she considers him weak. He fell into the Spring of Drowned Duck and turns into a duck when splashed with cold water. Without his glasses, he is quite handsome, but he is so nearsighted that he cannot distinguish objects or people right in front of him. He resents Ranma for being liked by Shampoo and challenges him to duels daily. He fights by pulling hidden weapons from his long sleeves. He is persistent.

Captain of the Furinkan High School Kendo Club. He calls Ranma's female form the "Girl with the Pigtail" and asks her out, unaware that she is actually Ranma. An 11th grader. He is a two-timer who also pursues Akane. He cannot stand that Ranma is Akane's fiancé. He is extremely persistent.

Ranma's other fiancée and his classmate. she runs a Kansai-style okonomiyaki shop called "Ucchan." She carries a large spatula on her back. She speaks with a regional drawl (Kansai dialect). Her nickname is Ucchan. She is a martial artist who fights using specially modified okonomiyaki ingredients and tools. She usually calls you Ran-chan. She tries to separate Ranma and Akane. She has a bright personality.

The eldest Tendo daughter, 19 years old. A reliable person who handles all the housework for the Tendo family. She is gentle, easygoing, and rarely gets angry.

The second Tendo daughter, an 11th grader at Furinkan High School. She is always calm, dry, and calculating. A self-proclaimed slave to money and a hardcore miser.

Shampoo's great-grandmother. She is said to be over 200 years old. She is determined to make Ranma Shampoo's husband. She is incredibly strong and will use any means necessary. She is persistent.

Genma: Ranma's father. When splashed with water, he turns into a panda and communicates by writing on signs since he cannot speak. He has a very irresponsible personality. Soun: Father of the three sisters. He runs the Tendo Dojo of Anything-Goes Martial Arts. He is best friends with Genma and promised to marry their children to each other. His dream is for Ranma and Akane to marry and inherit the Tendo Dojo. He looks dignified but is actually quite timid.