Senmaizuke (Japanese Pickled Turnip)

Bahan-bahan (4 porsi)

• 1 lb Japanese turnips (kabu) ((I use regular turnips))
• 5 tsp Diamond Crystal kosher salt ((3% of the turnip weight; 13.5 g))
• 1 piece kombu (dried kelp) ((10 g; 4 x 4 inches or 10 x 10 cm per piece))
• 1 dried red chili pepper
• 1 cup rice vinegar (unseasoned)
• ¾ cup sugar
• 1 tsp Diamond Crystal kosher salt