Model Number: YMK-11912-ASW UV LED Air Purifier KOROSUKE (Korosuke) - White 6-8 tatami mats (approx. 27㎥) Made by Yoho Electronics, Made in JAPAN Manufacturer's Suggested Retail Price: ¥56,000 (tax included) Used only once after purchase, and then stored at home, so I am selling it. This listing includes the main unit and power adapter only. * Operation is limited to the power button ON/OFF. Operation has been confirmed. Quickly decomposes odors, bacteria, and viruses with high-density photocatalyst and UV LEDs. Maintenance-free