Hawaii Revised Statutes Division 4. Courts and Judicial Proceedings § 634-21

Except as otherwise provided, service of all process and orders shall be made by the sheriff or the sheriff's deputy, the chief of police of the county in which the service is made or the chief's duly authorized subordinate, some other person specially appointed by the court for the purpose, any investigator appointed and commissioned by the director of commerce and consumer affairs pursuant to section 26-9(j), or a person authorized by the rules of court.