Language is about intent.
I think “Jap” is one of the dumbest slurs there is, since it’s just cutting off two letters from the country, and I’m not offended when I hear it, I just laugh. But it’s still a slur.
There is an entire South Park episode on people changing the way they use “fag” from slander against gays, to slander against Harley motorcycle riders. You are one of the gays in this episode who doesn’t understand the intent behind why/how the way the word is used changes
This was an understandable perspective when we had those regulations in the USA, but since FDR’s New Deal, the Republicans have walked back practically every law and regulation we had to curb the greed of Capitalism. This is the natural tendency of Capitalism