They include marinated yellowtail amberjack from Ojikajima island in Nagasaki Prefecture and a traditional bread-like treat called Kunpen from Ishigakijima island in Okinawa Prefecture.

Yellowtail, also known as Japanese amberjack, is prized among sushi chefs. It appears on sashimi and nigiri menus as buri (referring to smaller yellowtail) and, more well-known, hamachi ...