AZUMAYA Folding Legs Wooden Kotatsu Heater Table Walnut Brown ELFE-901WAL Home and Living Kotatsu Heater with Folding Legs Wooden Table Rectangle Shape Table Top (W36 x D20 inches) with All-Season as Coffee Table Table Top Removal for Kotatsu use Natural Solid Rubberwood and Walnut Veneer Horizontal Surface Table Top with a Satin Finish Electric Kotatsu Heater Type: AC 100-Voltage, 300-Watt and 50-60Hz (MS-300HU) with handed Temperature Control Knob and On/Off power switch cable plug included. This product is already assembled and it's very popular in Japan.