Yes. 1 kit can be used to make this small robot if you have the following items.
・M5StackCore2 ・SG90Servo x 2pcs ・M3x18mm Screw x 2pcs ・M3x20mm Screw x 2pcs
・M5StackCore2 ・SG90Servo x 2pcs ・M3x18mm Screw x 2pcs ・M3x20mm Screw x 2pcs
Meanwhile I can Google places where I can buy the order pieces. Thank you!