New evaluation index for the retainability of a swimmer’s horizontal posture

• Yasunori Watanabe ,

  * E-mail: ysn-watanabe@sendai-u.ac.jp(YW)

  Affiliation Faculty of Sports Science, Sendai University, Miyagi, Japan

  http://orcid.org/0000-0001-6570-0006

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• Kohji Wakayoshi ,

  Contributed equally to this work with: Kohji Wakayoshi, Teruo Nomura

  Affiliation Faculty of Human Sciences, Osaka University of Economics, Osaka, Japan

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• Teruo Nomura

  Contributed equally to this work with: Kohji Wakayoshi, Teruo Nomura

  Affiliation Graduate School of Science and Technology, Kyoto Institute of Technology, Kyoto, Japan

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