The series is equipped with semi-circular punch plates that vibrate up and down about 4,000 times per minute in two places to "float" dead mites, dung, pollen, dust, etc. entwined with bedding fibers on the surface. A bedding cleaner to remove.
By newly adopting a powerful motor that creates a strong air flow, the suction power has been improved to more than double that of the conventional model. In addition, the new HEPA filter coated with Yamasei's allergen decomposition material "tannic acid" has succeeded in "inactivating 99% or more" of allergens such as caught mites.
The main body design is ergonomically tilted by about 40 degrees, and the surface in contact with the futon is equipped with rollers. The burden on the wrists and hips is reduced, and it seems that it can be operated with a minimum of force. In addition, it is particular about ease of use such as touch panel type operation buttons and a dust box that can be taken out with one touch.
The main body size is W20.0 x D41.7 x H26.7 cm and weighs 2.1 kg. With a cord, the color is white only. The price is 19,800 yen (tax included, same below) for the main unit only (VH9231D). The model (VH9231DS) with a "UV sterilization station" that can sterilize the suction port is 29,800 yen.