Nagasaki Prefecture is the northwestern tip of Kyushu. It includes Tsushima, Iki, and the Goto Islands. The prefectural capital is Nagasaki City. No matter what, there is a "Dejima".
Their specialties are Nagasaki chanpon and sara-udon, Nagasaki castella and kakuni-manju. The local loquat is also good.
As for tourist attractions, Dejima, Goto Islands, Ninety-nine Islands, Huistenbosch, and recently, Gunkanjima have become popular.