A wireless communication device mounted to a flying body to radiate a plurality of beams toward the ground, thereby forming a multi-cell to provide wireless communication services to a user terminal (300, 301, 302) in the multi-cell, the wireless communication device comprising: a plurality of radio units; and a control unit configured to control each of the plurality of radio units to form a cell, thereby forming the multi-cell, wherein the control unit comprises: a target identifying unit configured to identify a first radio unit that forms a cell acting as an interference source and a second radio unit that forms a cell targeted for reducing the interference among the plurality of radio units; a removal processing performing unit configured to, based on a first reception radio wave in which the identified first radio unit received a first transmission radio wave which includes a first signal transmitted by a first user terminal (300, 301, 302) located in an area of a first cell formed by the identified first radio unit, and a second reception radio wave in which the identified second radio unit received a second transmission radio wave which includes a second signal transmitted by a second user terminal (300, 301, 302) located in an area of a second cell formed by the identified second radio unit, perform removal processing to remove a component of the first transmission radio wave contained as an interference wave in the second reception radio wave. a plurality of radio units; and a control unit configured to control each of the plurality of radio units to form a cell, thereby forming the multi-cell, wherein the control unit comprises: a target identifying unit configured to identify a first radio unit that forms a cell acting as an interference source and a second radio unit that forms a cell targeted for reducing the interference among the plurality of radio units; a removal processing performing unit configured to, based on a first reception radio wave in which the identified first radio unit received a first transmission radio wave which includes a first signal transmitted by a first user terminal (300, 301, 302) located in an area of a first cell formed by the identified first radio unit, and a second reception radio wave in which the identified second radio unit received a second transmission radio wave which includes a second signal transmitted by a second user terminal (300, 301, 302) located in an area of a second cell formed by the identified second radio unit, perform removal processing to remove a component of the first transmission radio wave contained as an interference wave in the second reception radio wave. a target identifying unit configured to identify a first radio unit that forms a cell acting as an interference source and a second radio unit that forms a cell targeted for reducing the interference among the plurality of radio units; a removal processing performing unit configured to, based on a first reception radio wave in which the identified first radio unit received a first transmission radio wave which includes a first signal transmitted by a first user terminal (300, 301, 302) located in an area of a first cell formed by the identified first radio unit, and a second reception radio wave in which the identified second radio unit received a second transmission radio wave which includes a second signal transmitted by a second user terminal (300, 301, 302) located in an area of a second cell formed by the identified second radio unit, perform removal processing to remove a component of the first transmission radio wave contained as an interference wave in the second reception radio wave.