|First appearance||Keroro Land Winter Edition|
|Species / Type||Keronian|
In Anokoro Keroro Gunso, Aruru is a member of Giroro's team, T.A.S.T.
She works as a medic (at least a healing member), possibly with a similar rank as Pururu's.
Aruru is a young blue Keronian. She has white face and tail. She has blue skin and wears a nurse hat. Her symbol is a medical cross.
- She is the second known female medic Keronian, first being is Pururu.