Historically, after much struggle, TokugawaIeyasu did become the seii taishogun, the "great general who subdues the barbarians" and the ruler of Japan with the emperor as a figurehead.
FAT, raccoon-faced, and with the severed head of one of his enemies at his feet, IeyasuTokugawa, Japan’s mightiest shogun, hardly looks like a heartthrob.