Kindai University and Toyota Tsusho Corp. said Thursday they will step up exports of farmed bluefin tuna, targeting mainly Southeast Asia, with an eye to shipping 2,000 tuna worldwide in 2020.The university in Osaka Prefecture and the trading house also plan to sell farmed yellowtail tuna overseas, aiming to promote sustainable fishery amid tightening global restrictions on catches at sea.The cultivated bluefin tuna will be shown at a buyers' exhibition next Wednesday through Friday at Makuhari Messe convention center east of Tokyo.Kindai and Toyota Tsusho are also considering exporting far…READ FULL ARTICLE