How practical is Total War: Shogun 2?

Shogun 2: Fall of the samurai is precisely what the title says. It reflects precisely the expanding hole between present day (the 1860's) innovation and conventional techniques in Japan. How noninterference for so since quite a while ago harmed Japan up to the point where they weren't equipped for preventing westerners from compelling them to open up their ports for unreasonable exchanging because of the monstrous innovative hole nonintervention brought them. Notwithstanding, regardless they had the high ground in specific regions. How samurai units can even now pulverize line infantry in skirmish battle however get blown to pieces attempting to get to that line infantry. How bow infantry can hit line infantry in uneven territory yet not most recent a moment in a firefight.