Since its release in 1947, this long-selling shiatsu massager has been loved by many people. The Nakayama-shiki Kaiyoki is a Japanese-made, two-ball massager that provides a relaxing effect. [Product Overview] This is the two-ball type of the long-selling shiatsu massager "Nakayama-shiki Kaiyoki." Simply lie down on it, placing it on areas of concern such as the neck, shoulders, and lower back, and it uses your own body weight to provide a comfortable stimulation similar to shiatsu. [Product Features] • Exquisite Shiatsu Sensation: A spring is built inside, reproducing a comfortable pressing sensation that sinks in. • Two-Ball Type Applications: Primarily ideal for areas you want to loosen up with pinpoint accuracy, such as the neck, shoulders, arms, and soles of the feet. • No Power Required: Since it doesn't use electricity, you can use it anywhere, easily during your pre-sleep relaxation time or in the living room. • Made in Japan: A durable construction, a masterpiece that you can use for a long time. [Product Specifications] • Type: 2-ball type (powerful/with spring) • Manufacturer: Nakayama Shiki Sangyo Co., Ltd. • Country of Origin: Japan [Condition] • Body only, no box, bag, or instruction manual. There are no noticeable scratches or stains, and it is in a clean condition. *Alcohol-sterilized. Thank you for viewing.