Haw. Rev. Stat. § 525-3: Reformation.

Upon the petition of an interested person, a court shall reform a disposition in the manner that most closely approximates the transferor's manifested plan of distribution and is within the ninety years allowed by section 525-1(a)(2), (b)(2), or (c)(2) if:

(1) A nonvested property interest or a power of appointment becomes invalid under section 525-1;

(2) A class gift is not but might become invalid under section 525-1 and the time has arrived when the share of any class member is to take effect in possession or enjoyment; or

(3) A nonvested property interest that is not validated by section 525-1(a)(1) can vest but not within ninety years after its creation.