Lungworth

— Hmm... It seems you have a marine fungus. This sometimes happens after a long voyage in people with weakened immune systems. You should see a dermatologist about that.

- Ah, - sighed Kayoshi sadly. - I do love mushrooms, but not these kinds. Okay, so we'll have to get treatment. Where is the dermatologist here? And what other procedures do I need, or can I just go?