Emperor Senka (宜化天皇) was the 28th imperial ruler of Japan. No firm dates can be assigned to this emperor or to his reign, but he is believed to have ruled the country during the early 6th century CE.
... to Europeans from the travels of Martin Gerritz de Vries[?] in the 17th century, and still better from those of La Pérouse (1787) and Krusenstern (1805). Both, however, ...