"The simple style of yaki-imo hasn't changed much," he said ... Ryukyuan King Sho Nei sent a gift of sweet potatoes to Satsuma Domain, a powerful political entity in southern Kyushu, which ...

since roasted sweet potatoes (called yaki imo) are one of Japan’s favorite autumn treats. This year’s lineup consists of five different items, a mix of returning favorites and one brand-new for 2023.