Japanese exports of sweet potatoes have been brisk thanks largely to technology to prevent spoilage and efforts to tailor the spuds to an increasing number of targeted areas around the world.

Sweet potatoes can be mashed and seasoned, baked into a pie, or cut into wedges and roasted. If you're seeking a slightly different texture in your dishes, murasaki — often called Japanese sweet ...

People’s preferences for Japanese sweet potatoes, now in season, have shifted from fluffy textures to sweeter, creamier varieties. Beyond the classic roasted or dried options, new desserts ...