Watch TV Series Shogun FX Online Free. Shogun, set in feudal Japan, charts the collision of two ambitious men from different worlds and a mysterious female samurai: John Blackthorne, a risk-taking English sailor who ends up shipwrecked in Japan, a land whose unfamiliar culture will ultimately redefine him; Lord Toranaga, a shrewd, powerful daimyo, at odds with his own dangerous, political rivals; and Lady Mariko, a woman with invaluable skills but dishonorable family ties, who must prove her value and allegiance.