Research field (3)：
Sports science
, Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics
, Astronomy
Research keywords (2)：
Sports Physics
, Theoretical Astrophysics
Research theme for competitive and other funds (17)：
2022 - 2027 Elucidation of mechanically-reasonable pitching and hitting motions and development of coaching methods to improve technique and prevent injury
2019 - 2022 物理学理論に基づく剣道初心者指導教本の製作
2016 - 2020 Elucidation of the principle of Kendo movement and development of teaching method by physical analysis
Nobuyuki Sakai, Shumpei Mitsushima, Shungo Itai, Yoshihiro Yasutani, Ryuichi Takeda. Sports Mechanisms Elucidated by Mechanics without Equations. Physics Education in University. 2024. 30. 1. 35-38
Nobuyuki Sakai, Takuya Yasuhara, Keiichi Sasada. Arm Mechanics in Throwing Motion. Physics Education in University. 2023. 29. 2. 127-130
Nobuyuki Sakai. Sports and Physics. 2023. 29. 2. 65-68
Duncan Farrah, Kevin S. Croker, Michael Zevin, Gregory Tarlé, Valerio Faraoni, Sara Petty, Jose Afonso, Nicolas Fernandez, Kurtis A. Nishimura, Chris Pearson, et al. Observational Evidence for Cosmological Coupling of Black Holes and its Implications for an Astrophysical Source of Dark Energy. The Astrophysical Journal Letters. 2023. 944. 2. L31-9pp
Nobuyuki Sakai, Ryuichi Takeda, Ami Inoue. Is it necessary to practice basic (large) men-uchi to master practical (compact) men-uchi?. Proceeding of the 2017 International Budo Conference. 2017. 50-51
Ryuichi Takeda, Nobuyuki Sakai. Mechanical Study of "Men-uchi" in Kendo 2. Seminar Kendo. 2017. 19. 13-20
Society for Sports Physics and Science
, American Physical Society
, 理論天文学・宇宙物理学懇談会
, THE ASTRONOMICAL SOCIETY OF JAPAN
, THE PHYSICAL SOCIETY OF JAPAN
, The Japan Society of Coaching Studies
