I gooooogled water pickles, but no luck, however, I did fin this one.
Radish Pickles
1 lg Radish
3 tb Rock salt
2 tb Vinegar
1/2 tb Sesame oil
3 tb Sugar
Peel radish and slice paper thin.
Press radish down on rock salt and leave overnight
Rinse radish with water until no longer salty.
Squeeze out water, add vinegar, oil and red pepper. Place is air-tight jar and serve.
Might give it a whirl.