2 pounds daikon radish peeled and sliced into 1/4 inch slices

2 tablespoons Hawaiian sea salt, or kosher salt 

4 teaspoons plus 1 cup brown sugar

3/4 cup seasoned rice vinegar 

2 cups lukeward water 

2 teaspoons powdered turmeric 

2 1-inch slices peeled ginger, cut into strips

2 Hawaiian chili peppers, seeded and chopped, or 1/4 teaspoons cayenne pepper, or to taste