A three-dimensional shaping apparatus configured to repeatedly perform operations for ejecting and curing as shaping materials, onto a shaping plate, a model material configured to form a final shaped object and a supporting material configured to support a protruding portion of the model material and to be finally removed, while performing scanning at least in a single direction, and thereby to form slices having a predetermined thickness in a height direction into a laminated configuration, and laminating these slices in the height direction for performing shaping, the three-dimensional shaping apparatus comprising: the shaping plate configured to place a shaped object thereon; a shaping-material ejection device including model-material ejection nozzles configured to eject the model material MA and supporting-material ejection nozzles configured to eject the supporting material SA; a roller portion configured to press the upper surface of the model material or the supporting material when in a flowable state and scraping off an excess portion of the model material or the supporting material; a curing device configured to cure the model material and the supporting material; a head portion including the shaping-material ejection device, the roller portion, and the curing device; a horizontal driving device configured to perform reciprocating scanning of the head portion in a horizontal direction; a vertical driving device configured to move the positions of the head portion and the shaping plate with respect to each other in the height direction; and a control device configured to control the driving of the horizontal driving device and the vertical driving device, and control ejection of the shaping material by the shaping-material ejection device and curing by the curing device; wherein each nozzle (21, 22) includes a plurality of orifices, and the width of the nozzle (D1, D2) being the distance between the orifices positioned on both ends of the nozzle is greater than the width of the roller portion, the width being the axial direction of the roller portion. the shaping plate configured to place a shaped object thereon; a shaping-material ejection device including model-material ejection nozzles configured to eject the model material MA and supporting-material ejection nozzles configured to eject the supporting material SA; a roller portion configured to press the upper surface of the model material or the supporting material when in a flowable state and scraping off an excess portion of the model material or the supporting material; a curing device configured to cure the model material and the supporting material; a head portion including the shaping-material ejection device, the roller portion, and the curing device; a horizontal driving device configured to perform reciprocating scanning of the head portion in a horizontal direction; a vertical driving device configured to move the positions of the head portion and the shaping plate with respect to each other in the height direction; and a control device configured to control the driving of the horizontal driving device and the vertical driving device, and control ejection of the shaping material by the shaping-material ejection device and curing by the curing device; wherein each nozzle (21, 22) includes a plurality of orifices, and the width of the nozzle (D1, D2) being the distance between the orifices positioned on both ends of the nozzle is greater than the width of the roller portion, the width being the axial direction of the roller portion.