Tenzen Japanese Restaurant is a Japanese restaurant serving sushi and Japanese dishes in Causeway Bay, Hong Kong. At lunch, diners choose 8 or 12 pieces of sushi, and three hoe rice bowls can include minced tuna belly, sea urchin, and salmon roe. The interior is not visible from the entrance, but inside there is a sushi bar and Japanese-style seating, and a chef's omakase can be ordered. Prices are on the high side.