Super spicy effect! This is Roihi Tsuboko.Roihi Tsuboko is a round shape plaster with warm stimulus, which quickly works on stiff neck and low back pain. As it is coin-size, it's easy to patch even by yourself. It works on the targeted pain area! You'll never miss applying it. It works with super spicy effect. This is a very famous medicine as a souvenir from Japan.
