Top 4 in Top 10 best Gender Bender anime not to be missed.
Ranma 1/2 - Trailer
The story begins when Ranma and his father Genma once went to Qinghai province in China, they came to a cursed stream containing more than thousands of small spring holes, each stream pit carries a curse, whoever falls into the stream will forced to bring a cursed body During the fight, Ranma pushed his father into the "Panda" stream and he took on the body of a real panda. Right after that, he pushed Ranma into the river called "Sinking Daughter Stream" and Ranma had to become a girl from a boy. To return to his real body, he had to pour hot water, but when he met her, cold water will bring the cursed body immediately.