- Gender: Female
- Age: 19
- Hair: Brown
- Eyes: Brown
- Nationality: Japanese
- From the manga Ranma 1/2, by Rumiko Takahashi
- First Appearance: Chapter 1
The eldest of the Tendo daughters, Kasumi is notable for her kind demeanour, her above-average domestic skills and her cheerful obliviousness to most strange or disturbing events that occur around her. Kasumi spends her time looking after her family, her household and… not much else.
Kasumi never shows any indication of being trained in martial arts or having any interest in them.