Clean the squid thoroughly and cut it into bite-sized pieces.
Prepare the radish and green onion by slicing them thinly.
Pour water into a pot and add the sliced radish, then bring to a boil.
When the radish is half-cooked, add the squid.
Season with fine chili powder, minced garlic, and soup soy sauce.
Add green onion and pepper, then boil once more.