Research Interests 【 display / non-display 】

Research Interests 【 display / non-display 】

Graduating School 【 display / non-display 】

Graduating School 【 display / non-display 】

• 2012.04

  -

  2016.03

  University of Tsukuba   School of Health and Physical Education   Graduated

Graduate School 【 display / non-display 】

Graduate School 【 display / non-display 】

• 2018.04

  -

  2022.03

  University of Tsukuba  Graduate School of Comprehensive Human Sciences  Doctoral Program in Coaching Science  Doctor's Course  Completed

• 2016.04

  -

  2018.03

  University of Tsukuba  Graduate School of Comprehensive Human Sciences  Master's Program in Physical Education  Master's Course  Completed

Campus Career 【 display / non-display 】

Campus Career 【 display / non-display 】

• 2023.04

  -

  2026.03

  IWATE University   Faculty of Education   Health and Physical Education   Lecturer   [Duty]

External Career 【 display / non-display 】

External Career 【 display / non-display 】

• 2022.04

  -

  2023.03

    Researcher  

Research Areas 【 display / non-display 】

Research Areas 【 display / non-display 】

• Others / Others

• Others / Others

• Others / Others

• Others / Others

• Others / Others

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Course Subject 【 display / non-display 】

Course Subject 【 display / non-display 】

• 2023

  Health & Sports B

• 2023

  Sports Physiology

• 2023

  Sports Physiology

• 2023

  Sports Science Laboratory

• 2023

  Physical Education A for elementary school

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Published Papers 【 display / non-display 】

Published Papers 【 display / non-display 】

• Determinants of Sprint Ability Change During Maturation in Developing Children.

  Masamichi Okudaira, Ryosuke Takeda, Tetsuya Hirono, Taichi Nishikawa, Shun Kunugi, Kaito Igawa, Saeko Ueda, Yukiko Mita, Kohei Watanabe

  European Journal of Sport Science     2026.01  [Refereed]

  Academic Journal  Multiple authorship

  DOI

• Difference in the Motor Unit Firing Behavior During Submaximal Isometric Ramp Contraction Between Healthy Children Aged 6–12 Years and Young Adults

  Masamichi Okudaira, Ryosuke Takeda, Tetsuya Hirono, Taichi Nishikawa, Shun Kunugi, Kohei Watanabe

  Muscle & Nerve     2025.11  [Refereed]

  Academic Journal  Multiple authorship

  DOI

• Speed and Variability of Chair Stepping and Morphological and Neural Characteristics in Community-Dwelling Older Adults.

  Tetsuya Hirono, Ryosuke Takeda, Taichi Nishikawa, Masamichi Okudaira, Kohei Watanabe

  Journal of motor behavior     2025.06  [Refereed]

  Academic Journal  Multiple authorship

  DOI

• Quercetin ingestion alters motor unit behavior and enhances improvement in muscle strength following resistance training in older adults: a randomized, double-blind, controlled trial.

  Taichi Nishikawa , Ryosuke Takeda , Saeko Ueda , Kaito Igawa , Tetsuya Hirono , Masamichi Okudaira , Yukiko Mita , Toshiyuki Ohya , Kohei Watanabe

  European journal of nutrition     2025.03  [Refereed]

  Academic Journal  Multiple authorship

  DOI

• Kinetic Factors Related to the Side Hop Test Time in Healthy Individuals

  Kyoya Ono, Shojiro Nozu, Takuya Yoshida, Masamichi Okudaira, Kazuki Ota, Satoru Tanigawa

  Translational Sports Medicine     2025.01  [Refereed]

  Academic Journal  Multiple authorship

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Review Papers 【 display / non-display 】

Review Papers 【 display / non-display 】

• The Association between Accuracy of Motor Control and Motor Unit Activity in Developing Children

  Okuhira Masamichi, Hirono Tetsuya, Takeda Ryosuke, Watanabe Kohei

  DESCENTE SPORTS SCIENCE ( THE DESCENTE AND ISHIMOTO MEMORIAL FOUNDATION FOR THE PROMOTION OF SPORTS SCIENCE )  45   142 - 152   2024.02

  University Bulletin  

  DOI

Arts / Technology / Sports 【 display / non-display 】

Arts / Technology / Sports 【 display / non-display 】

• [Exhibition]

  2025.10

  　

  　

• [Exhibition]

  2025.10

  　

  　

• [Athletic Meeting]

  2025.06

  　

  　

• [Exhibition]

  2025.06

  　

  　

• [Exhibition]

  2025.06

  　

  　

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