| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a compact and convenient vocalization training tool that can be used sanitarily and that allows a user to perform an effective training of vocalization and expression muscles and the like.SOLUTION: A biting main body 2 has a biting part 2a with the biting thickness and length that allow a user to perform vocalization training by biting the biting part 2a with the right and left back teeth in the lateral direction to the mouth. A pillow part 3 having a ground contact part 12 with a larger outer periphery than the biting 2a is provided on a side end of the biting main body 2 working as a non-biting part 2b. Thus the biting 2a is separated from a floor surface A via the ground contact of the pillow part 3 and the pillow part 3 is used as a grip part that the user holds during the vocalization training.</p> |
