Haw. Rev. Stat. § 516-3: No estoppel or waiver.

The rights granted to lessees by this chapter shall be effective, notwithstanding any provision in any lease or contract to the contrary. No lessee shall be estopped by any covenant, term, condition, or contract, however worded, from claiming the rights granted to the lessee or otherwise be deemed to have waived such right. Any provision in any lease or contract contrary to the intent or purpose of this chapter is void.