Japan's national fish (3)

I believe the answer is:

koi

(Other definitions for koi that I've seen before include "Ornamental carp variety" , "Japanese type of carp" , "Carp; sounds like shy" , "Sort of carp" , "Japanese fish" .)

I've seen this clue in The New York Times.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.