I’m a regular sushi eater. No doubt it’s occasionally gone bad, but that’s true of almost any food. But otherwise, it tastes great and is very healthy.
there is nothing like otoro on this earth.
Not gone bad.
Was caused by a transferable parasite!
Was big news in Chicagoland on a slow newsday.
A plane load of many Japanese businessmen, had been to a fancy N Y sushi place.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3374688/
I have heard that freezing prevents this, but the best sashimi is never frozen.