"Engishiki" (an ancient book for codes and procedures on national rites and prayers) states that about 22 provinces surrounding Kinai and the coastal provinces donated 17,330 koku of white rice and 260 koku of mochi rice to the Oiryo (Bureau of Palace Kitchens under the Ministry of the Imperial Household), 200 koku of black rice to the Kuraryo (Bureau of Palace Storehouses) and 500 koku of black rice to the Minbusho (Ministry of Popular Affairs).
延喜式においては、畿内周辺及び沿岸諸国を中心とした22ヶ国より貢進が行われ、大炊寮に対して白米17,330石(単位)ともち米260斛、内蔵寮に対して黒米200斛、民部省に対して黒米500斛の貢進が行われた。