Rinse the rice three or four times under water. Then cook until done, following the instructions on the product packaging.
Boil the shrimp in boiling water for 2-3 minutes, they should acquire a pink tint. Cool, peel.
Cut the cucumber into strips.
Arrange the mat comfortably. Lay the nori on it, the short edge should be closer to you. Step back 10 cm from the bottom edge and lay out the rice, pressing it slightly with your fingers.
Place shrimp, cream cheese and cucumber alternately along the short edge.
Roll the roll tightly so that the rice adheres to the filling.
Finally, wet the edge of the nori sheet and roll the roll. Remove any uneven edges and cut into bite-size pieces.