Haw. Rev. Stat. § 425-18: Registered agent.

Each domestic partnership or foreign partnership shall continuously maintain in this State a registered agent, who shall have a business address in this State and may be:

(1) An individual who resides in this State;

(2) A domestic entity authorized to transact business or conduct affairs in this State; or

(3) A foreign entity authorized to transact business or conduct affairs in this State.