A Long-term, Extended Treatment Study of Aripiprazole in Pediatric Patients With Autistic Disorder

Inclusion Criteria: * The patient meets Autistic disorder diagnostic criteria defined in DSM-IV-TR. * The patient has completed the 031-11-002 study (the patient has visited the hospital during week8) * Inpatient or outpatient status Exclusion Criteria: * The patient is currently diagnosed with another disorder on the autism spectrum in DSM-IV-TR, including Asperger's, Rett's Disorder, PDD-NOS, Childhood Disintegrative Disorder, or Fragile-X Syndrome. * Patients who fall under a contraindication listed in the ABILIFY package insert * Others