Super hard to get. Has all the same problems as everywhere else with all the drawbacks of being a small island stuck in the middle of the ocean. Main benefits are the beautiful landscapes .

Invest $3m USD for 3 years and you'll get permanent residency in New Zealand. Only have to be in NZ for 3 weeks during that time too. https://www.immigration.govt.nz/work/visas-for-investing-and-doing-business-in-new-zealand/

We did it through a work visa. Super simple. Great place to live. DM if you want more info.