PURPOSE: To provide a simple structured and low-costly system kitchen which has higher heat retaining efficiency and which does not limit the amount of cooked foods to be warmed regardless of the area of kitchen top.

CONSTITUTION: A lightning equipment 20 such as a halogen lamp, which serves as a warmer for cooked foods, is installed on an upper cabinet 16 above a kitchen 2, the power cord of the lightning equipment 20 is connected to a cord reel, and the lightning equipment 20 can be moved down toward the kitchen 2 using this cord reel to warm a cooked food 12 on the kitchen 2.