Japanese restaurants in China have been struggling to stay afloat amid Beijing’s total ban on seafood imports from Japan, but some have found a way to keep in business by procuring the neighboring country’s marine products via Hong Kong or using Chinese-sourced ingredients for their menu items. The embargo, introduced last August in response to the release of treated radioactive water from the Fukushima Daiichi nuclear plant, has forced many Japanese restaurants in China to close their doors. The impact of the ban has been particularly severe on high-end establishments in urban areas such as B…