Ebisoba Ichigen is a ramen shop in the Yaesu underground shopping mall at Tokyo Station that serves shrimp-based ramen. Its shio ramen mixes shrimp and tonkotsu broth, and you can choose between thin and thick noodles. You buy a meal ticket from a vending machine and pay in advance, and payment is cash only. The broth has a strong shrimp aroma and tonkotsu flavor that can become cloying as you eat.