| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a hula hoop with which even the people who cannot do hooping well can enjoy hooping. Ž<P>SOLUTION: The hula hoop is held in a container in the shape of a ring, then, everyone can enjoy hooping without dropping the hoop even though he/she cannot do hooping well. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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