Add the water, rice wine, white vinegar, sugar and salt to a large mixing bowl and whisk until the salt and sugar have dissolved.
Cut the ends off the cucumber, then cut it in half lengthways.
Scoop out the seeds of the cucumber using a teaspoon.
Cut the cucumber into ribbons using a vegetable peeler or mandolin, add them to the bowl with the pickling liquid and allow them to sit for 15 minutes before serving.