Japan Marine United shuts Ariake yard to stop Covid-19 spread 3 August 2020 Widespread testing organised for staff after one of Japan’s largest shipbuilders found to be at centre of clusterAuthor: Capt. Johnhttps://www.tradewindsnews.com/shipyards/japan-marine-united-shuts-ariake-yard-to-stop-covid-19-spread/2-1-851725