Kaisendon Marukita 1gojeom is a seafood donburi shop in a back alley behind the outer market in Tsukiji, Chuo City, Tokyo, serving kaisendon and tendon. It offers a three-kind seafood set that includes tuna and sea urchin, along with the Marukita donburi, and shrimp comes in large and small sizes. The market street draws many tourists, so non-Japanese customers can order, and the hoe cuts and freshness are good. Prices are on the high side.