O-Ku DC is a modern Japanese restaurant in the Union Market neighborhood of Northeast Washington, DC. O-Ku DC features a menu of innovative dishes using traditional Japanese techniques and the finest fish and ingredients from around the world. The 120-seat restaurant also houses a lounge specializing in Japanese whiskey as well as a 40-seat rooftop bar, both featuring a sleek industrial design to complement the surrounding neighborhood. Menu highlights include O-Ku’s Nigiri, including favorites like Ocean Trout “Aburi Style” with Trout Caviar, Cracked Black Sesame, Micro Opal Basil, as well as entrée specialties and wood-fired dishes from the kitchen’s Robata grills.