研究業績

2025 ＆ in-press

Kurosaki H, Tsubota E, Katsuge M, Hirata K, Hirayama K.

Muscle contraction type-specific association of acceleration and deceleration performance with rates of force development.

PeerJ 13:e19862, 2025

https://doi.org/10.7717/peerj.19862

Katsuge M, Kurosaki H, Watanabe H, Kambayashi S, Hirata K, Hirayama K.

Relationships between the ground reaction force during initial sprint acceleration and the vertical force–velocity profile.

PLoS One 20(7): e0328225, 2025

https://doi.org/10.1371/journal.pone.0328225

Kato K, Washino S, Hirata K, Pincheira PA, Yoshitake Y.

The differential response in fascicle behaviors of the individual plantarflexors to the post-activation potentiation.

Journal of Biomechanics 188: 112759, 2025

https://doi.org/10.1016/j.jbiomech.2025.112759

Miyamoto-Mikami E, Zempo H, Kumagai H, Hirata K, Takaragawa M, Yoshihara T, Fuku M, Kikuchi N, Kamiya N, Miyamoto N, FukuN.

Genome wide association study on muscle stiffness identified novel locus for predisposition to muscle strain injury.

Medicine and Science in Sports and Exercise 57(6): 1202-1211, 2025

https://doi.org/10.1249/MSS.0000000000003661

Hirata K, Watanabe D, Soga T, Akagi R.

Is nerve-directed stretching effective for improving of ankle joint flexibility and tissue stiffness in older men?

Journal of Clinical Biochemistry and Nutrition 76(3): 233-238, 2025

https://doi.org/10.3164/jcbn.24-238

Matsui T, Hirata K, Miyamoto N, Akagi R.

Adaptive walking performance is related to the hip joint position sense during active hip flexion rather than during passive hip flexion.

Frontiers in Sports and Active Living 7: 1510447, 2025

https://doi.org/10.3389/fspor.2025.1510447

Ema R, Iino Y, Nomura Y, Furusawa T, Hirata K, Yoshitake Y, Akagi R.

Instrument-assisted soft tissue mobilization in healthy adults acutely changes the tissue stiffness.

International Journal of Sports Medicine 46(2): 137-143, 2025

https://doi.org/10.1055/a-2453-8631

2024

Hirata K, Shiozaki D, Yamada K, Miyokawa Y, Yajima Y, Akagi R.

Cryotherapy with carbon dioxide hydrate enhances immediate recovery of muscle function from neuromuscular fatigue.

Journal of Sports Sciences 42(22): 2103-2114, 2024

https://doi.org/10.1080/02640414.2024.2423135

Miyamoto N, Yamazaki K, Iwasaki T, Mujika I, Yamashita D, Hirata K.

Biceps femoris long head stiffens after two weeks of training cessation in highly trained sprinters.

European Journal of Applied Physiology 124(11): 3317-3323, 2024

https://doi.org/10.1007/s00421-024-05536-w

Hirata K, Ito M, Nomura Y, Kawashima C, Yoshida T, Yamada Y, Tillin NA, Power GA, Akagi R.

Home-based resistance training performed at either fast or slow speeds improves power output in older adults.

Experimental Gerontology 190: 112430, 2024

https://doi.org/10.1016/j.exger.2024.112430

Hirata K, Akagi R.

Acute effect of static stretching on non-muscular tissue stiffness and joint flexibility: A comparative study between older and young men.

European Journal of Applied Physiology 124(3): 793-803, 2024

https://doi.org/10.1007/s00421-023-05307-z

2023

Hirata K, Yamada Y, Iida N, Kanda A, Shoji M, Yoshida T, Akagi R.

Relation of leg phase angle from bioelectrical impedance analysis with voluntary and evoked contractile properties of the plantar flexors.

Frontiers in Physiology 14: 1292778, 2023

https://doi.org/10.3389/fphys.2023.1292778

Yamashita D, Hirata K, Yamazaki K, Mujika I, Miyamoto N.

Effect of two weeks of training cessation on concentric and eccentric knee muscle strength in highly trained sprinters.

PLoS One 18(7): e0288344, 2023

https://doi.org/10.1371/journal.pone.0288344

Kumagai H, Kaneko T, Shintake Y, Miyamoto-Mikami E, Tomita H, Fukuo M, Kawai W, Harada M, Kikuchi N, Kamiya N, Hirata K, Zempo H, Maeda S, Miyamoto N, Fuku N.

Genetic polymorphisms related to muscular strength and flexibility are associated with artistic gymnastic performance in the Japanese population.

European Journal of Sport Science 23(6): 955-963, 2023

https://doi.org/10.1080/17461391.2022.2078741

2022

Akagi R, Sato H, Hirayama T, Hirata K, Kokubu M, Ando S.

Effects of three-dimension movie visual fatigue on cognitive performance and brain activity.

Frontiers in Human Neuroscience 16: 974406, 2022

https://doi.org/10.3389/fnhum.2022.974406

Hirata K, Ito M, Nomura Y, Kawashima C, Tsuchiya Y, Ooba K, Yoshida T, Yamada Y, Power GA, Tillin NA, Akagi R.

Muscle quality indices separately associate with joint-level power-related measures of the knee extensors in older males.

European Journal of Applied Physiology 122(10): 2271-2281, 2022

https://doi.org/10.1007/s00421-022-05005-2

Tsuchiya Y, Hirata N, Asama T, Osakabe N, Hirata K, Akagi R.

Can a short-term daily oral administration of propolis improve muscle fatigue and recovery?

International Journal of Sports Medicine 43(10): 859-864, 2022

https://doi.org/10.1055/a-1808-6319

Hirata K, Akagi R.

Contribution of muscle stiffness of the triceps surae to passive ankle dorsiflexion stiffness in young and older adults.

Frontiers in Physiology 13: 972755, 2022

https://doi.org/10.3389/fphys.2022.972755

Hirata K, Ito M, Nomura Y, Yoshida T, Yamada Y, Akagi R.

Can phase angle from bioelectrical impedance analysis associate with neuromuscular properties of the knee extensors?

Frontiers in Physiology 13: 965827, 2022

https://doi.org/10.3389/fphys.2022.965827

Yamada Y, Hirata K, Iida N, Kanda A, Shoji M, Yoshida T, Miyachi M, Akagi R. (Shared first authorship)

Membrane capacitance and characteristic frequency are associated with contractile properties of skeletal muscle.

Medical Engineering & Physics 106: 103832, 2022

https://doi.org/10.1016/j.medengphy.2022.103832

Akagi R, Nomura Y, Kawashima C, Ito M, Oba K, Tsuchiya Y, Power GA, Hirata K.

Trade-off between maximal power output and fatigue resistance of the knee extensors for older men.

Journal of Aging and Physical Activity 30(6): 1003-1013, 2022

https://doi.org/10.1123/japa.2021-0384

Hirata K, Iida N, Kanda A, Shoji M, Yoshida T, Yamada Y, Akagi R.

Association of age-related decrease in intracellular-to-total water ratio with that in explosive strength of the plantar flexors: a cross-sectional study.

Journal of Physiological Anthropology 41(1): 10, 2022

https://doi.org/10.1186/s40101-022-00284-2

2021

Ando R, Sato S, Hirata N, Tanimoto H, Imaizumi N, Suzuki Y, Hirata K, Akagi R.

Relationship between drop jump training–induced changes in passive plantar flexor stiffness and explosive performance.

Frontiers in Physiology 12: 777268, 2021

https://doi.org/10.3389/fphys.2021.777268

Shoji M, Ema R, Nosaka K, Kanda A, Hirata K, Akagi R.

Muscle damage indicated by maximal voluntary contraction strength changes from immediately to 1 day after eccentric exercise of the knee extensors.

Frontiers in Physiology 12: 775157, 2021

https://doi.org/10.3389/fphys.2021.775157

Hirata N, Sato S, Tanimoto H, Imaizumi N, Hirata K, Akagi R.

Individual differences in knee extensor fatigue induced by sustained mid-level contraction.

The Journal of Physical Fitness and Sports Medicine 10(5): 283-286, 2021

https://doi.org/10.7600/jpfsm.10.283

Miyamoto-Mikami E, Kumagai H, Tanisawa K, Taga Y, Hirata K, Kikuchi N, Kamiya N, Kawakami R, Midorikawa T, Kawamura T, Kakigi R, Natsume T, Zempo H, Suzuki K, Kohmura Y, Mizuno K, Torii S, Sakamoto S, Oka K, Higuchi M, Naito H, Miyamoto N, Fuku N.

Female athletes genetically susceptible to fatigue fracture are resistant to muscle injury: Potential role of COL1A1 variant.

Medicine and Science in Sports and Exercise 53(9): 1855-1864, 2021

https://doi.org/10.1249/MSS.0000000000002658

Miyamoto N, Hirata K.

Site-specific features of active muscle stiffness and proximal aponeurosis strain in biceps femoris long head.

Scandinavian Journal of Medicine and Science in Sports 31(8): 1666-1673, 2021

https://doi.org/10.1111/sms.13973

Ando R, Sato S, Hirata N, Tanimoto H, Imaizumi N, Suzuki Y, Hirata K, Akagi R.

Relationship between resting medial gastrocnemius stiffness and drop jump performance.

Journal of Electromyography and Kinesiology 58: 102549, 2021

https://doi.org/10.1016/j.jelekin.2021.102549

Hirata K, Kanehisa H, Miyamoto N.

Association between medial gastrocnemius muscle-tendon unit architecture and ankle dorsiflexion range of motion with and without consideration of slack angle.

PLoS One 16(3): e0248125, 2021

https://doi.org/10.1371/journal.pone.0248125

2020

Hirata K, Yamadera R, Akagi R.

Associations between range of motion and tissue stiffness in young and older people.

Medicine and Science in Sports and Exercise 52(10): 2179-2188, 2020

https://doi.org/10.1249/MSS.0000000000002360

Miyamoto N, Kimura N, Hirata K.

Non-uniform distribution of passive muscle stiffness within hamstring.

Scandinavian Journal of Medicine and Science in Sports 30(9): 1729-1738, 2020

https://doi.org/10.1111/sms.13732

Hirata K, Tanimoto H, Sato S, Hirata N, Imaizumi N, Sugihara Y, Murakami H, Akagi R.

Carbon dioxide hydrate as a recovery tool after fatigue of the plantar flexors.

Journal of Biomechanics 108: 109900, 2020

https://doi.org/10.1016/j.jbiomech.2020.109900

Akagi R, Sato S, Hirata N, Imaizumi N, Tanimoto H, Ando R, Ema R, Hirata K.

Eight-week low-intensity squat training at slow speed simultaneously improves knee and hip flexion and extension strength.

Frontiers in Physiology 11: 893, 2020

https://doi.org/10.3389/fphys.2020.00893

Hirata K, Yamadera R, Akagi R.

Can static stretching reduce stiffness of the triceps surae in older men?

Medicine and Science in Sports and Exercise 52(3): 673-679, 2020

https://doi.org/10.1249/MSS.0000000000002186

Akagi R, Imaizumi N, Sato S, Hirata N, Tanimoto H, Hirata K.

Active recovery has a positive and acute effect on recovery from fatigue induced by repeated maximal voluntary contractions of the plantar flexors.

Journal of Electromyography and Kinesiology 50: 102384, 2020

https://doi.org/10.1016/j.jelekin.2019.102384

2019

Miyamoto-Mikami E, Miyamoto N, Kumagai H, Hirata K, Kikuchi N, Zempo H, Kimura N, Kamiya N, Kanehisa H, Naito H, Fuku N.

COL5A1 rs12722 polymorphism is not associated with passive muscle stiffness and sports-related muscle injury in Japanese athletes.

BMC Medical Genetics 20: 192, 2019

https://doi.org/10.1186/s12881-019-0928-2

Akagi R, Tonotsuka M, Horie R, Hirata K, Ando S.

Effect of acute eye fatigue on cognition for young females: A pilot study.

PeerJ 7: e7978, 2019

https://doi.org/10.7717/peerj.7978

Miyamoto N, Hirata K.

Moderate associations of muscle elasticity of the hamstring with hip joint flexibility.

International Journal of Sports Medicine 40(11): 717-724, 2019

https://doi.org/10.1055/a-0981-7282

Miyamoto N, Hirata K, Inoue K, Hashimoto T.

Muscle stiffness of the vastus lateralis in sprinters and long-distance runners.

Medicine and Science in Sports and Exercise 51(10): 2080-2087, 2019

https://doi.org/10.1249/MSS.0000000000002024

Miyamoto N, Hirata K.

Muscle elasticity under active conditions in human: a methodological comparison.

Translational Sports Medicine 2: 138-145, 2019

https://doi.org/10.1002/tsm2.68

Kumagai H, Miyamoto-Mikami E, Hirata K, Kikuchi N, Kamiya N, Hoshikawa S, Zempo H, Naito H, Miyamoto N, Fuku N.

ESR1 rs2234693 polymorphism is associated with muscle injury and muscle stiffness.

Medicine and Science in Sports and Exercise 51(1): 19-26, 2019

https://doi.org/10.1249/MSS.0000000000001750

2018

Yoshitake Y, Uchida D, Hirata K, Mayfield DL, Kanehisa H.

Mechanical interaction between neighboring muscles in human upper limb: Evidence for epimuscular myofascial force transmission in humans.

Journal of Biomechanics 74: 150-155, 2018

https://doi.org/10.1016/j.jbiomech.2018.04.036

Miyamoto N, Hirata K, Miyamoto-Mikami E, Yasuda O, Kanehisa H.

Associations of passive muscle stiffness, muscle stretch tolerance, and muscle slack angle with range of motion: individual and sex differences.

Scientific Reports 8(1): 8274, 2018

https://doi.org/10.1038/s41598-018-26574-3

Miyamoto N, Miyamoto-Mikami E, Hirata K, Kimura N, Fuku N.

Association analysis of ACTN3 R577X polymorphism with passive muscle stiffness and muscle strain injury.

Scandinavian Journal of Medicine and Science in Sports 28(3): 1209-1214, 2018

https://doi.org/10.1111/sms.12994

Miyamoto N, Hirata K, Kimura N, Miyamoto-Mikami E.

Contributions of hamstring stiffness to straight-leg-raise and sit-and-reach test scores.

International Journal of Sports Medicine 39(2): 110-114, 2018

https://doi.org/10.1055/s-0043-117411

Hirata K, Miyamoto-Mikami E, Kimura N, Miyamoto N.

No association between passive material property and cross-sectional area in human hamstring.

The Journal of Physical Fitness and Sports Medicine 7(1): 35-40, 2018

https://doi.org/10.7600/jpfsm.7.35

2017

Tayashiki K, Hirata K, Ishida K, Kanehisa H, Miyamoto N.

Associations of maximal voluntary isometric hip extension torque with muscle size of hamstring and gluteus maximus and intra-abdominal pressure.

European Journal of Applied Physiology 117(6): 1267-1272, 2017

https://doi.org/10.1007/s00421-017-3617-x

Hirata K, Kanehisa H, Miyamoto N.

Acute effect of static stretching on passive stiffness of the human gastrocnemius fascicle measured by ultrasound shear wave elastography.

European Journal of Applied Physiology 117(3): 493-499, 2017

https://doi.org/10.1007/s00421-017-3550-z

Takayama F, Hirata K, Nabekura Y, Kanehisa H, Miyamoto N.

Effects of marathon running on muscle damage in lower limb muscle groups and maximal aerobic capacity in novice recreational runners.

Gazzetta Medica Italiana 176(3): 100-109, 2017

https://doi.org/10.23736/S0393-3660.16.03332-5

Miyamoto N, Hirata K, Kanehisa H. (Shared first authorship)

Effects of hamstring stretching on passive muscle stiffness vary between hip flexion and knee extension maneuvers.

Scandinavian Journal of Medicine and Science in Sports 27(1): 99-106, 2017

https://doi.org/10.1111/sms.12620

2016

Hirata K, Kanehisa H, Miyamoto-Mikami E, Miyamoto N.

Muscle-specific acute changes in passive stiffness of human triceps surae after stretching.

European Journal of Applied Physiology 116(5): 911-918, 2016

https://doi.org/10.1007/s00421-016-3349-3

髙山史徳，平田浩祐，森寿仁，鍋倉賢治，宮本直和．

大学生市民ランナーのマラソンレースが筋損傷指標と有酸素性能力に与える影響．

ランニング学研究 27: 47-58, 2016

2015

Miyamoto N, Hirata K, Kanehisa H, Yoshitake Y.

Validity of measurement of shear modulus by ultrasound shear wave elastography in human pennate muscle.

PLoS One 10(4): e0124311, 2015

https://doi.org/10.1371/journal.pone.0124311

Hirata K, Kanehisa H, Miyamoto-Mikami E, Miyamoto N.

Evidence for intermuscle difference in slack angle in human triceps surae.

Journal of Biomechanics 48: 1210-1213, 2015

https://doi.org/10.1016/j.jbiomech.2015.01.039

2014

Fukutani A, Takei S, Hirata K, Miyamoto N, Kanehisa H, Kawakami Y.

Influence of the intensity of squat exercises on the subsequent jump performance.

Journal of Strength and Conditioning Research 28(8): 2236-2243, 2014

https://doi.org/10.1519/JSC.0000000000000409

Fukutani A, Hirata K, Miyamoto N, Kanehisa H, Yanai T, Kawakami Y.

Effect of conditioning contraction intensity on postactivation potentiation is muscle dependent.

Journal of Electromyography and Kinesiology 24(2): 240-245, 2014

https://doi.org/10.1016/j.jelekin.2014.01.002

2012

江間諒一，平田浩祐，若原卓，金久博昭，川上泰雄．

骨盤の傾斜角度が最大随意膝関節伸展トルクに及ぼす影響．

バイオメカニクス研究 16(2): 74-81, 2012

https://doi.org/10.32226/jjbse.2012_004

2011

Miyamoto N, Hirata K, Mitsukawa N, Yanai T, Kawakami Y.

Effect of pressure intensity of graduated elastic compression stocking on muscle fatigue following calf-raise exercise.

Journal of Electromyography and Kinesiology 21: 249-254, 2011

https://doi.org/10.1016/j.jelekin.2010.08.006

2009

光川眞壽，宮本直和，平田浩祐，利光徹哉，川村明，福永哲夫，川上泰雄．

段階的弾性圧迫ストッキングの着用が歩行中の足関節底屈筋群の血液量・筋活動および主観的疲労度に与える影響．

スポーツ科学研究 6: 88-96, 2009

リンク

科学研究費　国際共同研究加速基金（海外連携研究）（研究分担者として参画，研究代表者：福谷充輝先生）2024年度～2027年度

「ミオシンの形状変化という新規筋収縮制御機構を加味した筋収縮研究の新展開」

公益財団法人戸部眞紀財団研究助成（共同研究者として参画，研究代表者：佐渡夏紀先生）2024年度～2025年度

「移動運動におけるアキレス腱-足底腱膜相互作用および足部変形との関連：足部の機能構造の理解と傷害予防を見据えて」

科学研究費　基盤研究（B)（研究分担者として参画，研究代表者：佐渡夏紀先生）2024年度～2027年度

「ハムストリング肉離れリスクの解明：走動作と身体特性の多次元評価によるアプローチ」

科学研究費　基盤研究（B)（研究分担者として参画，研究代表者：吉武康栄先生）2023年度～2026年度

「精確な身体動作を実現する機序の解明」

科学研究費　基盤研究（B)（研究分担者として参画，研究代表者：赤木亮太先生）2023年度～2026年度

「高齢者の転倒予防プログラムの開発：歩行中の瞬時の姿勢制御能力向上に着目して」

科学研究費　基盤研究（B)（研究代表者）2022年度～2025年度

「高齢者の柔軟性改善策の確立に向けた基盤創成：軟組織の硬さに着目して」

公益財団法人中富健康科学振興財団研究助成金（共同研究者として参画，研究代表者：赤木亮太先生）2021年度～2022年度

「皮膚のストレッチが骨格筋にもたらす効果とは？－超音波剪断波エラストグラフィによる検討－」

公益財団法人石本記念デサントスポーツ科学振興財団研究助成金（共同研究者として参画，研究代表者：赤木亮太先生）2019年度

「座位姿勢における動的バランス能力と体幹筋横断面積の関係の解明－チェアスキー競技におけるパフォーマンス向上を目指して－」

科学研究費　若手研究（研究代表者）2019年度～2022年度

「運動誘発性筋損傷に対する筋の硬さの影響とストレッチング効果の検討」

科学研究費　特別研究員奨励費（研究代表者）2018年度～2020年度

「高齢者の柔軟性の規定因子の解明および効果的なストレッチング方法の確立」

公益財団法人石本記念デサントスポーツ科学振興財団研究助成金（研究代表者）2015年度

「超音波剪断波イメージング法によるマラソン後の筋損傷部位および程度の定量～適切なトレーニングおよびリカバリープログラムの作成に向けて～」

科学研究費　挑戦的萌芽（研究協力者として参画，研究代表者：福永哲夫先生）2015年度～2016年度

「ストレッチングにより関節柔軟性が向上する機序解明と効果的なストレッチング法の考案」

花王株式会社（学術指導）

日本液炭株式会社（共同研究）

日本シグマックス株式会社（共同研究）