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.
... for 50 m., flows north and north-east with numerous rapids and shallows, and enters the Sea of Okhotsk. The Poronai flows south-south-east to the Gulf of Patience or ...