Chubu Centrair International Airport in Aichi Prefecture has emerged as a key hub for agricultural exporters as they capitalize on local subsidies, a global washoku food boom and weakening yen.

With strong support from local authorities and the business community, including a recently introduced export promotion plan, some companies have moved cargo operations from other airports to Centrair.

"Fatty fish is very popular abroad and Japanese yellowtail is one of the best on the list," said Hiroyuki Ono, chief executive officer of Owasebussan Co., a marine products dealer based in Owase, Mie Prefecture.