The spotlight is on goya, also known as the bitter gourd. A star of Okinawa Prefecture, the summer vegetable is now grown across Japan. But that's only in the last 20 years or so! See all the varieties an Okinawan farmer's market has to offer, and others that a local research center is developing for nationwide consumption. Learn why farmers in Gunma Prefecture have switched to goya in recent years, and how local high schoolers are working hard to promote consumption through economical "green curtains." (Reporter: Kailene Falls)

Japanese chestnuts are known for their hearty texture, subtle sweetness, and size! Ones from Obuse are especially large. Experience a harvest there and feast your eyes on traditional "chestnut rice." We also dig into how a European dessert called Mont Blanc evolved into a uniquely Japanese delight. Explore new horizons, including French cuisine featuring fall truffles and Japanese chestnuts. (Reporter: Chiara Terzuolo)