it's not really complicated japeth were the people jews knew about that mostly spoke indoeuropean languages, and lived in europe and the steppes of eurasia, and worshipped dius pater or something like that, basically greeks (javan is ionian, indians called greeks yavanas, dodanim is from dodona-dodecanese, kittim is cyrpus), madai is media, the medes, gomer is indoeuropean speakers of the steppes, cimmerians that assyrians called gimmerai (it was pronounced with a hard k/g), tarshis was spain were tartessos was localed, tiras was the etruscans/tyrrhenians etc shem is the nations of the middle east that jews respected and feel ethnic affinity for, the ones that jews saw as brothers or as wealthier, more cultured, more powerful than jews, like babylonians, elamites, arameans. ham were the ones jews despised and thought were fair game for them to conquer and enslave.
Argentina