By injecting autologous stem cell fat into the chest, the horse can have a plump and elastic chest with only one injection. Autologous stem cell fat injection is to extract excess fat from the waist or thigh and inject stem cells into the breast, which can reduce weight and enlarge breast. Because it is autologous fat, there will be no rejection safety. Because stem cells are injected, there will be no fat absorption and fat necrosis. It is a safe semi-permanent breast enhancement technique. How much is autologous stem cell fat breast enhancement and the specific methods are available in gojp.tokyo for reference only.