Octopus and cucumber salad with a rice vinegar dressing
Slice cucumbers thinly and place them in a bowl. Stir in salt, and let it sit for 5 minutes. Squeeze water out from cucumbers.
Slice boiled or sashimi grade octopus thinly.
In a bowl, mix rice vinegar, sugar, and soy sauce together until sugar dissolves. Add cucumbers, sliced octopus, and wakame seaweed. Mix in (or top with) sliced ginger.