Pungnyeon Son Kalguksu is a noodle restaurant in Busan serving hand-cut kalguksu (knife-cut noodles) and gimbap. Its signature dishes are chamttaeng gimbap with tuna and ttaengcho, and hand-cut kalguksu with chewy noodles. The kalguksu broth is clear and clean, and minced kimchi seasoning can be added. The gimbap contains neither ham nor imitation crab.