Green Bros Salad Sicheongjeom in Seoul serves salads, keto gimbap, poke, and Greek yogurt. Its keto gimbap is called Green Bros Keto Roll, and takeout orders are available. The tonkatsu is prepared using a 300-hour aging process, while the tenderloin has a texture similar to gyukatsu. You can choose salads and keto gimbap at the same shop.