The late Tokugawa shogunate or last shogun (幕末; Bakumatsu) is the period between 1853 and 1867 during which Japan ended its isolationist foreign policy and modernized from a feudal shogunate to the Meiji government. It is at end of Edo period and preceeded by Meiji era.
... is a karmadhariya, being both dative, and a tatpurusha.
The verbs tenses (a very inexact application of the word, since more distinctions than simply tense ...