An award-winning restaurant chain has confirmed it will open a new store in the county this spring. Wagamama, which serves Asian food based on Japanese cuisine, is to open its latest Kent restaurant at Dockside Shopping Outlet, Chatham, in May. The brand has branches at Bluewater, Maidstone, Canterbury and Tunbridge Wells and expanded its diner at the Ashford Designer Outlet last year. It is known for casual dining on bench seating. Wagamama chief executive Thomas Heier said: “Our teams have done an excellent job in continuing to elevate our guest experience and we very much look forward to we…