It also introduced the 'raw material collection area system' to protect the sugar manufacturers, system in which the sugarcane farmers were required to supply their products to the sugar manufacturing factories in their neighborhood at a price determined by them.
また製糖業者保護のために「原料採集区域制度」を導入、甘蔗農家は付近の製糖工場への作物納入が義務付けられ、またその価格は工場側が決定するというものであった。