Also known as: 天道早雲, 天道そううん
The widowed father of Akane, Nabiki and Kasumi in Ranma 1/2.
He is friends with Saotome Genma and trained alongside him under Happosai's school of martial arts. He runs the Tendou Dojo, which houses most of the principal characters in the series.
He has long slicked-back hair, Black Eyes, Thick Eyebrows, prominent Cheekbones and a Mustache. He typically wears a brown Kimono.