Article History
Received: 4 June 2026
Accepted: 20 July 2026
First Online: 31 July 2026
Declarations
Ethics approval and consent to participate: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. The study was approved by the Ethics Committee of Nippon Sport Science University (Approval No. 021-H211, January 31, 2022). All participants provided written informed consent for the publication of their data and photographs. Informed consent was obtained from all individual participants included in the study.
Consent for publication: Not applicable.
Competing interests: The authors declare no competing interests.