On Saturday , I had dinner and drinks at Kumiko 's house with her two friends visiting . We had these things called turban snails , otherwise known as sea snails . They 're the kind with the spiral - shaped , thick , generally rough shells . It was my first time having them , although not my first time seeing them .

Question: What type of food did the narrator eat ?
Answer: They ate Kumiko - a Japanese delicacy .None of the above choices .They ate mussels from the shells .They ate food high in protein .