<Pediatric patients>  Inclusion Criteria:  Patients visiting Samsung Medical Center (Age 5~12) A person who voluntarily agrees to participate in the study Patients who are able to agree with a consent  Exclusion Criteria:  Those who disagree with the study Patients and carers who find it difficult to interact with the robot  <Carers>  Inclusion Criteria:  Caregivers of the patient participant Adults over 19 years of age A person who voluntarily agrees to participate in the study  Exclusion Criteria:  Those who disagree with the study Patients and carers who find it difficult to interact with the robot