Haw. Rev. Stat. § 667-39: Right to enforce this part.

(a) The foreclosing mortgagee, any other creditor having a recorded lien on the mortgaged property before the recordation of the notice of default and intention to foreclose under section 667-23, the borrower, and the mortgagor, may enforce this part by bringing an action in the circuit court of the circuit where the mortgaged property is located.

(b) The remedies provided in this part are cumulative and shall not abridge the right of a party to bring an action under any other law, including sections 454M-9 and 480-2.