Aoi: Tokugawa Three Generations Season 1 Episode 9 Ogaki Castle ( Air Date 2000-03-05 ) Genre Drama, War & Politics category. Overview "The 39th NHK Taiga Drama is Aoi Tokugawa Sandai. It is James Miki's dynamic and colorful tale of three generations of the Tokugawa dynasty--from its founder Ieyasu to Iemitsu, the third Shogun who solidified the Tokugawa power base.".