The town of Minamikushiyama in the city of Unzen, due to its hilly terrain and scarcity of lowlands, has a unique scenery of terraced fields, called tanabatake, that line the hillsides. The Tanabatake Observation Deck is a popular spot for taking pictures, offering a panoramic view overlooking about 800 neatly arranged terraced fields. Designated one of Nagasaki Prefecture’s 10 best terraced fields, they boast one of the largest yields of potatoes in Japan.