She's an orca girl, but doesn't have a tail or other orca features aside from a themed hoodie and mask
She's fun-loving, childish, and quick to panic
She has cute mannerisms
She refers to herself in the third person, as "Sakamata", most of the time
She sleeps a lot, often remaining asleep for 12 hours a day, although she is apologetic when she oversleeps
Although she has a cool and mature appearance, her true personality is sweet, kind, and teasy
She's also prone to making mistakes and accidents