Turning Japanese is nothing. Try turning into broccoli.
One positive for the latter. If they really believe they are broccoli they can't claim any right to vote. Same for those who claim to be cats or some other non-human status. They only deserve what protection the cruelty to animal statues provide, and should be vulnerable to all the rules applicable for stray, feral animals. They might claim human Christians owe them more, but then they generally reject Christianity and we should respect those wishes.
I'd love to say the 19th guaranteed equality to males and females, but promised nothing to any other groups. I'm pretty sure those who drafted and ratified it would have claimed that, but fear too many judges would overrule that fact today.They