Hawaii Revised Statutes Division 2. Business § 425E-117

(a) Service of any notice or process authorized by law issued against any limited partnership, whether domestic or foreign, by any court, judicial or administrative officer, or board, may be made in the manner provided by law upon any registered agent or general partner of the limited partnership who is found within the jurisdiction of the court, officer, or board; or if a registered agent or general partner cannot be found, upon any person who is found in charge of the property, business, or office of the limited partnership within the jurisdiction of the court, officer, or board.

(b) If no general partner or other person in charge of the property, business, or office of the limited partnership can be found within this State, and in case the limited partnership has not filed with the director pursuant to this chapter the name of a registered agent upon whom legal notice and process from the courts of this State may be served, or the person named is not found within this State, service may be made upon the limited partnership by registered or certified mail, return receipt requested, addressed to the limited partnership at its principal office. Service by registered or certified mail shall be perfected at the earliest of:

(c) Nothing contained herein shall limit or affect the right to serve any process, notice, or demand required or permitted by law to be served upon a limited partnership in any other manner permitted by law.