Naokazu Miyamoto

Profile Information

Affiliation: JAPAN SPORT COUNCIL
: Faculty of Health and Sports Science, Juntendo University

Degree: 博士（人間・環境学）(京都大学)

J-GLOBAL ID: 200901018239744898
researchmap Member ID: 5000029736

External link: https://www.miyamotolab.net/

Research Interests

Research Areas

Life sciences / Sports science /

Research History

2020 - Present

先任准教授, 順天堂大学スポーツ健康科学部
Apr, 2022 - Mar, 2024

副主任研究員, ハイパフォーマンススポーツセンター／国立スポーツ科学センター, 独立行政法人日本スポーツ振興センター
2018 - 2020

Faculty of Health and Sports Science, Juntendo University
2013 - 2018

Sports and Life Science, National Institute of Fitness and Sports in Kanoya
2012 - 2013

Faculty of Sport Sciences, Waseda University
2010 - 2012

Faculty of Sport Sciences, Waseda University
2007 - 2010

Faculty of Sport Sciences, Waseda University
2005 - 2007

Kyoto Institute of Technology

Education

Awards

Papers

Age-dependence of semitendinosus tendon properties used for anterior cruciate ligament reconstruction differs in males and females

Naokazu Miyamoto, Eri Miyamoto-Mikami, Mayuko Kinoshita, Takuto Akazawa, Noriko Kimura, Hirofumi Nishio, Yohei Kobayashi, Masashi Nagao, Yuji Takazawa

Clinical Biomechanics, 106329-106329, Aug, 2024
Biceps femoris long head stiffens after 2 weeks of training cessation in highly trained sprinters.

Naokazu Miyamoto, Kazuhiko Yamazaki, Takafumi Iwasaki, Iñigo Mujika, Daichi Yamashita, Kosuke Hirata

European journal of applied physiology, Jun 21, 2024
Observing an expert's action swapped with an observer's face increases corticospinal excitability during combined action observation and motor imagery.

Hironori Watanabe, Sohei Washino, Shigehiko Ogoh, Naokazu Miyamoto, Hiroaki Kanehisa, Hirokazu Kato, Yasuhide Yoshitake

European Journal of Neuroscience, (Online Published), Jan, 2024 Peer-reviewed
Effect of two weeks of training cessation on concentric and eccentric knee muscle strength in highly trained sprinters

Daichi Yamashita, Kosuke Hirata, Kazuhiko Yamazaki, Iñigo Mujika, Naokazu Miyamoto

PLOS ONE, 18(7) e0288344, Jul, 2023 Peer-reviewedLast authorCorresponding author
Association between order during first upwind leg and finishing place of race in sailing event of Tokyo 2020 Olympic Games

Masahiro Hagiwara, Naokazu Miyamoto, Jiei Michishita

Journal of High Performance Sport, 11 79-89, Jun, 2023 Peer-reviewed
Genetic polymorphisms related to muscular strength and flexibility are associated with artistic gymnastic performance in the Japanese population.

Hiroshi Kumagai, Tomoko Kaneko, Yuko Shintake, Eri Miyamoto-Mikami, Hiroyuki Tomita, Makoto Fukuo, Wataru Kawai, Mutsumi Harada, Naoki Kikuchi, Nobuhiro Kamiya …

European journal of sport science, 23(6) 955-963, Jun, 2023 Peer-reviewed
Greater task difficulty during unilateral motor tasks changes intracortical inhibition and facilitation in the ipsilateral primary motor cortex in young men

808 137293, May, 2023 Peer-reviewed
Passive muscle stiffness of biceps femoris is acutely reduced after eccentric knee flexion

Lei Zhi, Naokazu Miyamoto, Hisashi Naito

Journal of Sports Science and Medicine, 21 487-492, Dec, 2022 Peer-reviewedCorresponding author
Age-related changes in mechanical properties of semitendinosus tendon used for anterior cruciate ligament reconstruction.

Takuto Akazawa, Naokazu Miyamoto, Hirofumi Nishio, Eri Miyamoto-Mikami, Mayuko Kinoshita, Yohei Kobayashi, Masashi Nagao, Yuji Takazawa

Journal of orthopaedic surgery and research, 17(1) 501-501, Nov, 2022 Peer-reviewedCorresponding author
Effects of Quercetin Glycoside Supplementation Combined With Low-Intensity Resistance Training on Muscle Quantity and Stiffness: A Randomized, Controlled Trial

Yuta Otsuka, Naokazu Miyamoto, Akitoshi Nagai, Takayuki Izumo, Masaaki Nakai, Masahiro Fukuda, Takuma Arimitsu, Yosuke Yamada, Takeshi Hashimoto

Frontiers in Nutrition, 9 912217, Jul, 2022 Peer-reviewed
Effects of resistance training intensity on muscle quantity/quality in middle-aged and older people: a randomized controlled trial

Yuta Otsuka, Yosuke Yamada, Akifumi Maeda, Takayuki Izumo, Tomohiro Rogi, Hiroshi Shibata, Masahiro Fukuda, Takuma Arimitsu, Naokazu Miyamoto, Takeshi Hashimoto

Journal of cachexia, sarcopenia and muscle, 13(2) 894-908, Apr, 2022 Peer-reviewed
Passive and active muscle elasticity of medial gastrocnemius is related to performance in sprinters

Kazuhiko Yamazaki, Kakeru Inoue, Naokazu Miyamoto

European Journal of Applied Physiology, 122(2) 447-457, Feb, 2022 Peer-reviewedCorresponding author
Characteristics of the passive muscle stiffness of the vastus lateralis: a feasibility study to assess muscle fibrosis

Maeda A, Yamagishi M, Otsuka Y, Izumo T, Rogi T, Shibata H, Fukuda M, Arimitsu T, Yamada Y, Miyamoto N …

International Journal of Environmental Research and Public Health, 18(17) 8947, 2021 Peer-reviewed
Site‐specific features of active muscle stiffness and proximal aponeurosis strain in biceps femoris long head

Naokazu Miyamoto, Kosuke Hirata

Scandinavian Journal of Medicine & Science in Sports, 31(8) 1666-1673, 2021 Peer-reviewedLead authorCorresponding author
No association of plantar aponeurosis stiffness with medial longitudinal arch stiffness

42(10) 945-949, 2021 Peer-reviewedCorresponding author
Female Athletes Genetically Susceptible to Fatigue Fracture Are Resistant to Muscle Injury: Potential Role of COL1A1 Variant

ERI MIYAMOTO-MIKAMI, HIROSHI KUMAGAI, KUMPEI TANISAWA, YUKI TAGA, KOSUKE HIRATA, NAOKI KIKUCHI, NOBUHIRO KAMIYA, RYOKO KAWAKAMI, TAISHI MIDORIKAWA, TAKUJI KAWAMURA …

Medicine & Science in Sports & Exercise, 53(9) 1855-1864, 2021 Peer-reviewed
Association between medial gastrocnemius muscle-tendon unit architecture and ankle dorsiflexion range of motion with and without consideration of slack angle

Kosuke Hirata, Hiroaki Kanehisa, Naokazu Miyamoto

PLOS ONE, 16(3) e0248125-e0248125, 2021 Peer-reviewedLast authorCorresponding author
Does intra-abdominal pressure have a causal effect on muscle strength of hip and knee joints?

Tayashiki K, Kanehisa H, Miyamoto N

Journal of Strength and Conditioning Research, 35(1) 41-46, 2021 Peer-reviewedCorresponding author
Non-uniform distribution of passive muscle stiffness within hamstring

Naokazu Miyamoto, Noriko Kimura, Kosuke Hirata

Scandinavian Journal of Medicine and Science in Sports, 30(9) 1729-1738, Sep 1, 2020
Moderate hypoxia promotes skeletal muscle cell growth and hypertrophy in C2C12 cells

Sakushima K, Yoshikawa M, Osaki T, Miyamoto N, Hashimoto T

Biochemical and Biophysical Research Communications, 525(4) 921-927, 2020 Peer-reviewed

Professional Memberships

Research Projects

Creation of empirical research infrastructure for anti-aging that integrate basic science based on engineered skeletal muscle cell culture and applied science

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2021 - Mar, 2026
肉離れ受傷リスク予測モデル構築に向けた骨格筋・腱の特性を規定する遺伝要因の解明

科学研究費助成事業, 基盤研究(B), 日本学術振興会, Apr, 2020 - Mar, 2025

宮本恵里, 高澤祐治, 宮本直和, 西尾啓史
脳機能亢進に資する骨格筋の「量」と「質」の向上方略策定に向けた挑戦

科学研究費助成事業, 挑戦的研究(萌芽), 日本学術振興会, Jul, 2020 - Mar, 2023

橋本健志, 宮本直和
肉離れが好発する筋・部位・個人の特徴解明に基づく効果的予防策構築のための基盤創出

科学研究費（基盤研究B）, 日本学術振興会, Apr, 2019 - Mar, 2023

宮本直和
皮膚の弾性は3次元筋形状および筋パフォーマンスの決定因子であるか？

科学研究費助成事業, 基盤研究(B), 日本学術振興会, Apr, 2019 - Mar, 2022

吉武康栄, 宮本直和, 金久博昭
Does exercise training involved with cognitive training improve motor skill and cognitive function?

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2016 - Mar, 2019

Yoshitake Yasuhide
関節柔軟性の規定因子の解明とセミテーラーメイド型肉離れ予防ストレッチング法の確立

科学研究費（基盤研究B）, 日本学術振興会, Apr, 2016 - Mar, 2019

宮本直和
Mechanisms for improvement of joint range of motion after an acute bout of stretching exercise

Grants-in-Aid for Scientific Research, Grant-in-Aid for Challenging Exploratory Research, Japan Society for the Promotion of Science, Apr, 2015 - Mar, 2017

FUKUNAGA Tetsuo, HIRATA Kosuke
Applications of surface EMG and real-time capturing of joint angle for muscle resistance training with music

Grants-in-Aid for Scientific Research, Grant-in-Aid for Challenging Exploratory Research, Japan Society for the Promotion of Science, Apr, 2013 - Mar, 2017

Yoshitake Yasuhide
Effect of planting lawns in schoolyards on musculoskeletal systems in lower limbs.

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, Apr, 2013 - Mar, 2017

TANAKA Toshio
Physiological significance and validity to measure the shear modulus of skeletal muscles with ultrasound shear-wave elastography

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2012 - Mar, 2016

Yoshitake Yasuhide, Kanehisa Hiroaki, Takai Yohei, Miyamoto Naokazu, Fukunaga Tetsuo
筋肥大を目的とした効果的なトレーニング法の開発：運動時の吸引酸素濃度に着目して

科学研究費（挑戦的萌芽研究）, 日本学術振興会, Apr, 2014 - Mar, 2016

宮本直和
ウォームアップ効果の生理学的機序の解明と競技特性に合致したプロトコルの確立

科学研究費（若手研究A）, 日本学術振興会, Apr, 2013 - Mar, 2016

宮本直和
Mechanism and adaptability of human movement performance approached with in vivo measurement of musculotendinous behavior

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2012 - Mar, 2015

KAWAKAMI Yasuo, YANAI Toshimasa, MIYAMOTO Naokazu, WAKAHARA Taku, MITSUKAWA Naotoshi
二関節筋特有の神経･筋制御および筋硬度の筋内部位差～肉離れ発症メカニズムの解明に向けて～

研究助成金, 公益財団法人中冨健康科学振興財団, Apr, 2013 - Mar, 2014

宮本直和
なぜ肉離れは二関節筋の特定部位において好発するのか？

科学研究費（挑戦的萌芽研究）, 日本学術振興会, Apr, 2012 - Mar, 2014

宮本直和
動的随意筋力に対する筋電気刺激のウォーミングアップ効果

科学研究費（若手研究B）, 日本学術振興会, Apr, 2010 - Mar, 2012

宮本直和
Pathogenesis and site specificity of delayed onset muscle soreness : toward training modality effective for strength gain while minimizing muscle soreness

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, 2009 - 2011

KAWAKAMI Yasuo, MIYAMOTO Naokazu, KURIHARA Toshiyuki, WAKAHARA Taku, IWANUMA Soichiro, SAKUMA Jun, HIRAYAMA Kuniaki, SUZUKI Katsuhiko, KANDA Kazue
短距離疾走中における“バネ”の役割～一流スプリンターのバネの特徴解明を目指して～

スポーツ研究助成事業, 財団法人上月スポーツ・教育財団, Apr, 2009 - Mar, 2010

宮本直和
Studies on the mechanisms of exercise-induced muscle soreness and strain : with a perspective to training for muscle functions

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, 2006 - 2008

KAWAKAMI Yasuo, FUKUNAGA Tetsuo, SAKURAI Sakurai, FUKUNAGA Tetsuo, SAKURAI Tomonobu, MIYAMOTO Naokazu

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Research Areas

Research History

Education

Awards

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