PROBLEM TO BE SOLVED: To provide an agricultural land accumulation processing device capable of calculating an additional soil amount required for accumulating agricultural land.;SOLUTION: An agricultural land accumulation processing device 1 includes a storage unit 11 that stores correspondence information being information associating map information which is information of a map of a plane having three-dimensional coordinate information and area information indicating an area in the map information with a land category of an area and accumulation possibility information indicating possibility of accumulation of land concerning the area; an accumulation candidate area specification unit 12 that specifies, using the correspondence information, an accumulation candidate area being a plurality of consecutive areas indicated by area information associated with a land category of agricultural land and accumulation possibility information indicating that the accumulation is possible; and an additional soil amount calculation unit 13 that calculates, using the map information, an additional soil amount being an amount of soil to be added in order to make the accumulation candidate area flat land.;SELECTED DRAWING: Figure 1;COPYRIGHT: (C)2019,JPO&INPIT
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