Doubtless there was some form of cultivation: starchy yams and taro, most likely originating from the continent, were lifted, the starch from them shaped into a kind of bread. This incipient agriculture seems linked to a cultural florescence in mid-Jōmon instances that lasted about 1,000 several years. Insert additional flour https://shanezumfv.wizzardsblog.com/28847864/details-fiction-and-shokupan-bread