主に使う単語を前スレの英語エキスパートニキ達が英訳してくれたで。指摘を元に修正したので改めて手直しお願いやで

除鮮
"Cleansing all of korean products including Koreans"
"Ethnic cleansing targeting Koreans"
"to expel / ostracize Koreans"
"removal of Koreans who lives in Japan"

在日
Koreans living in Japan.

ナチ礼賛
(worships/idolize) nazism.

ニダ (Nida) is a typical racial caricature for Koreans.
チョン (Chong) is a derogatory term for Koreans.
Both are only used by racists.