KOKU RAMEN is a restaurant in Koreatown, New York, serving ramen, gyudon, and fried shrimp. Starters include pork buns and gyoza, followed by choices such as Koku Ramen, creamy mentaiko ramen, and kimchi tantanmen. The jumbo ramen is large in portion, and its broth is rich without being heavy. The service pressures customers to tip 20 percent or more.