Yayoiken Tenjin 2-chome is a Japanese home-style restaurant in Tenjin, Fukuoka, serving set meals such as grilled mackerel and shogayaki. The grilled mackerel set comes with unlimited rice refills and sides like clam miso soup or rolled omelette. Orders are placed on a table tablet, and water and side dishes are self-service. A line forms during lunch hours.