> Yet it transition to a functioning, diverse society today.
Do you think it is functioning because it is diverse or diverse because it is already functioning well? Or maybe the two are just correlated and there is something else causing those two things?
I was mostly arguing against the idea that Japan would be unable to embrace some diversity. But yes, in the long term, immigration is probably important to sustain a dynamic economy with new ideas.
I posted the list of US companies founded by immigrants elsewhere. It includes Google, Apple, Tesla, Intel and others.