宮口翔太 | | 新潟医療福祉大学

リハビリテーション学部

Department of Physical Therapy 理学療法学科

教員紹介

宮口翔太写真

リハビリテーション学部／理学療法学科
Faculty of Rehabilitation／Department of Physical Therapy

宮口翔太 Shota Miyaguchi

講師

プロフィール

担当科目	基礎運動学、運動学実習、日常生活活動学、臨床実習Ⅰ
専門分野	理学療法学、神経生理学
学位・称号／取得機関／取得年	博士（保健学）／新潟医療福祉大学／2017年
資格	2012年度理学療法士
過去の経歴	中条中央病院を経て現職
所属団体・学会等	日本理学療法士協会、日本臨床神経生理学会、日本基礎理学療法学会、日本股関節学会、全国大学理学療法学教育学会

業績等

研究領域	運動と脳活動に関する神経生理学的研究
研究紹介	運動は脳にどのような影響をもたらすのか、人が運動を学習するときに脳ではどのような変化が生じているのか、また脳刺激法を用いることで運動パフォーマンスや運動学習効率を高めることができるかどうかなどを神経生理学的側面から研究しています。
受賞歴	1. 平成27年度「理学療法学　第7回学術誌優秀論文賞　優秀賞」
研究論文（英文）	1. 2. 3. 4. 5.
研究論文（和文）	＜国際誌筆頭・責任著者論文＞ 1. Miyaguchi S, Onishi H, Kojima S, Sugawara K, Tsubaki A, Kirimoto H, Tamaki H, Yamamoto N. Corticomotor excitability induced by anodal transcranial direct current stimulation with and without non-exhaustive movement. Brain Research. 2013 1529: 83-91. 2. Miyaguchi S, Kojima S, Kirimoto H, Tamaki H, Onishi H. Do differences in levels, types, and duration of muscle contraction have an effect on the degree of post-exercise depression?. Frontiers in human neuroscience. 2016 10: 159. 3. Miyaguchi S, Kojima S, Sasaki R, Kotan S, Kirimoto H, Tamaki H, Onishi H. Decrease in short-latency afferent inhibition during corticomotor postexercise depression following repetitive finger movement. Brain and Behavior. 2017 4. Miyaguchi S, Kojima S, Sasaki R, Tamaki H, Onishi H. Modulation of short-latency afferent inhibition and short-interval intracortical inhibition by test stimulus intensity and motor evoked potential amplitude. Neuroreport. 2017 5. Miyaguchi S, Otsuru N, Kojima S, Saito K, Inukai Y, Masaki M, Onishi H. Transcranial alternating current stimulation with gamma oscillations over the primary motor cortex and cerebellar hemisphere improved visuomotor performance. Frontiers in behavioral neuroscience. 2018 6. Ishikawa N, Miyao R, Tsuiki S, Sasaki R, Miyaguchi S, Onishi H. Corticomotor excitability following repetitive voluntary movement. Journal of clinical neuroscience. 2018 57:93-98. 7. Miyaguchi S, Otsuru N, Kojima S, Yokota H, Saito K, Inukai Y, Onishi H. Gamma tACS over M1 and cerebellar hemisphere improves motor performance in a phase-specific manner. Neuroscience Letters. 2018 694:64-68. 8. Miyaguchi S, Otsuru N, Kojima S, Yokota H, Saito K, Inukai Y, Onishi H. The effect of gamma tACS over the M1 region and cerebellar hemisphere does not depend on current intensity. Journal of Clinical Neuroscience. 2019 65:54-58. 9. Abe T, Miyaguchi S, Otsuru N, Onishi H. The effect of transcranial random noise stimulation on corticospinal excitability and motor performance. Neuroscience letters. 2019 705:138-142. 10. Miyaguchi S, Yamaguchi M, Kojima S, Yokota H, Saito K, Inukai Y, Otsuru N, Onishi H. Time course of bilateral corticospinal tract excitability in the motor-learning process. Neuroscience letters. 2019 711: 11. Miyaguchi S, Inukai Y, Matsumoto Y, Miyashita M, Takahashi R, Otsuru N, Onishi H. Effects on motor learning of transcranial alternating current stimulation applied over the primary motor cortex and cerebellar hemisphere. Journal of Clinical Neuroscience. 2020 Vol.78. 296-300. 12. Miyaguchi S, Inukai Y, Takahashi R, Miyashita M, Matsumoto Y, Otsuru N, Onishi H. Effects of stimulating the supplementary motor area with a transcranial alternating current for bimanual movement performance. Behavioural Brain Research. 2020 Vol.393(1). 13. Manh V P, Miyaguchi S, Watanabe H, Saito K, Otsuru N, Onishi H. Effect of repetitive passive movement before motor skill training on corticospinal excitability and motor learning depend on BDNF polymorphisms. Frontiers in Human Neuroscience. 2021 14. Miyaguchi S, Inukai Y, Hashimoto I, Otsuru N, Onishi H. Sleep affects the motor memory of basketball shooting skills in young amateurs. Journal of Clinical Neuroscience. 2021 Vol.96.187-193. 15. Miyaguchi S, Inukai Y, Mitsumoto S, Otsuru N, Onishi H. Gamma-transcranial alternating current stimulation on the cerebellum and supplementary motor area improves bimanual motor skill. Behavioural Brain Research. 2022 Vol.424. ＜国内誌筆頭＞ 1. 宮口翔太，小島　翔，菅原和広，桐本　光，田巻弘之，大西秀明．手指運動課題動作の違いが皮質脊髄路興奮性に与える影響．第28回日本生体磁気学会誌． 2013． 2. 宮口翔太，大西秀明，小島　翔，菅原和広，桐本　光，田巻弘之，山本智章．経頭蓋直流電流刺激の効果的な介入方法の検討－電極貼付部位および電流強度の影響－．理学療法学． 2015 2. Vol.42. No.3. 213-219. ＜総説＞ 1. 宮口翔太．経頭蓋交流電流刺激が運動パフォーマンスに与える効果．日本基礎理学療法学会誌． 2020 （in Press）．＜国際誌共同＞ 1. Saito K, Sugawara K, Miyaguchi S, Matsumoto T, Kirimoto H, Tamaki H, Onishi H. The modulatory effect of electrical stimulation on the excitability of the corticospinal tract varies according to the type of muscle contraction being performed. Frontiers in human neuroscience. 2014 8: 835. 2014. doi: 10.3389/fnhum.2014.00835. eCollection 2. Kojima S, Onishi H, Sugawara K, Miyaguchi S, Kirimoto H, Tamaki H, Shirozu H, Kamayama S. No relation between afferent facilitation induced by digital nerve stimulation and the latency of cutaneomuscular reflexes and somatosensory evoked magnetic fields. Frontiers in human neuroscience. 2014 8: 1023. 2014. doi: 10.3389/fnhum.2014.01023. eCollection 3. Kirimoto H, Miyaguchi S, Onishi H, Suzuki M, Sugawara K, Matsumoto T, Tamaki H. Plasticity of human motor associate and primary sensorimotor cortices induced by tDCS. Advances in Exercise and Sports Physiology. 2015 21(3): 47-52. 4. Sugawara K, Onishi H, Yamashiro K, Kojima S, Miyaguchi S, Kirimoto H, Tsubaki A, Tamaki H, Shirozu H, and Kameyama S. The effect of anodal transcranial direct current stimulation over the primary motor or somatosensory cortices on somatosensory evoked magnetic fields. Clinical Neurophysiology. 126(1): 60-67. 2015 doi: 10.1016/j.clinph.2014.04.014. 5. Kojima S, Onishi H, Miyaguchi S, Kotan S, Sugawara K, Kirimoto H, Tamaki H. Effects of cathodal transcranial direct current stimulation to primary somatosensory cortex on short-latency afferent inhibition. Neuroreport. 26(11): 634-637. 2015 doi: 10.1097/WNR.0000000000000402. 6. Kotan S, Kojima S, Miyaguchi S, Sugawara K, Onishi H. Depression of corticomotor excitability after muscle fatigue induced by electrical stimulation and voluntary contraction. Frontiers in human neuroscience. 2015 9: 363. 2015. doi: 10.3389/fnhum.2015.00363. eCollection 7. Saito K, Onishi H, Miyaguchi S, Kotan S, Fujimoto S. Effect of Paired-Pulse Electrical Stimulation on the Activity of Cortical Circuits. Frontiers in Human Neuroscience. 2015 9: 671. 2015. doi: 10.3389/fnhum.2015.00671. eCollection 8. Sasaki R, Miyaguchi S, Kotan S, Kojima S, Kirimoto H, Onishi H. Modulation of cortical inhibitory circuits after cathodal transcranial direct current stimulation over the primary motor cortex. Frontiers in Human Neuroscience. 2016 10: 30. 2016. doi: 10.3389/fnhum.2016.00030. eCollection 9. Tsubaki A, Takai H, Kojima S, Miyaguchi S, Sugawara K, Sato D, Tamaki H, Onishi H. Changes in Cortical Oxyhaemoglobin Signal During Low-Intensity Cycle Ergometer Activity: A Near-Infrared Spectroscopy Study. Advances in experimental medicine and biology. 876: 79-85. 2016 doi: 10.1007/978-1-4939-3023-4_10. 10. Takai H, Tsubaki A, Sugawara K, Miyaguchi S, Oyanagi K, Matsumoto T, Onishi H, Ymamoto N. Effect of Transcranial Direct Current Stimulation over the Primary Motor Cortex on Cerebral Blood Flow: A Time Course Study Using Near-infrared Spectroscopy. Advances in experimental medicine and biology. 876: 335-341. 2016 doi: 10.1007/978-1-4939-3023-4_42. 11. Sugawara K, Onishi H, Yamashiro K, Kojima S, Miyaguchi S, Kotan S, Tsubaki A, Kirimoto H, Tamaki H, Shirozu H, Kameyama S. Effect of range and angular velocity of passive movement on somatosensory evoked magnetic fields. Brain Topography. 29(5): 693-703. 2016 doi: 10.1007/s10548-016-0492-4. 12. Sugawara K, Onishi H, Yamashiro K, Kotan S, Kojima S, Miyaguchi S, Tsubaki A, Kirimoto H, Tamaki H, Shirozu H, Kameyama S. Effect of muscle contraction strength on gating of somatosensory magnetic fields. Experimental Brain Research. 2016 234: 3389-3398. 13. Tsubaki A, Takai H, Oyanagi K, Kojima S, Tokunaga Y, Miyaguchi S, Sugawara K, Sato D, Tamaki H, Onishi H. Correlation Between the Cerebral Oxyhaemoglobin Signal and Physiological Signals During Cycling Exercise: A Near-Infrared Spectroscopy Study. Advances in experimental medicine and biology. 923: 159-166. 2016. doi: 10.1007/978-3-319-38810-6_21. 14. Inukai Y, Saito K, Sasaki R, Tsuiki S, Miyaguchi S, Kojima S, Masaki M, Otsuru N, Onishi H. Comparison of three non-invasive transcranial electrical stimulation methods for increasing cortical excitability. Frontiers in human neuroscience. 10: 668. 2016 doi: 10.3389/fnhum.2016.00668. eCollection 2016. 15. Sasaki R, Kotan S, Nakagawa M, Miyaguchi S, Kojima S, Saito K, Inukai Y, Onishi H. Presence and absence of muscle contraction elicited by peripheral nerve electrical stimulation differentially modulate primary motor cortex excitability. Frontiers in human neuroscience. 11:146. 2017. 2017 doi: 10.3389/fnhum.2017.00146. eCollection 16. Nakagawa M, Sasaki R, Tsuiki S, Miyaguchi S, Kojima S, Saito K, Inukai Y, Onishi H. Effects of passive finger movement on cortical excitability. Frontiers in human neuroscience. 11:216. 2017 doi: 10.3389/fnhum.2017.00216. eCollection 2017. 17. Sasaki R, Nakagawa M, Tsuiki S, Miyaguchi S, Kojima S, Saito K, Inukai Y, Masaki M, Otsuru N, Onishi H. Regulation of primary motor cortex excitability by repetitive passive finger movement frequency. Neuroscience. 2017 357: 232-240. 18. Inukai Y, Otsuru N, Masaki M, Saito K, Miyaguchi S, Kojima S, Onishi H. Effect of noisy galvanic vestibular stimulation on center of pressure sway of static standing posture. Brain Stimulation. 2017 11(1): 85-93. 19. Kojima S, Onishi H, Miyaguchi S, Kotan S, Sasaki R, Nakagawa M, Kirimoto H, Tamaki H. Modulation of corticospinal excitability depends on the pattern of mechanical tactile stimulation. Neural plasticity. 2018 20. Onishi H, Otsuru N, Kojima S, Miyaguchi S, Saito K, Inukai Y, Yamashiro K, Sato D, Tamaki H, Shirozu H, Kameyama S. Variability and reliability of paired-pulse depression and cortical oscillation induced by median nerve stimulation. Brain Topography. 2018 31(5):780-794. 21. Saito K, Otsuru N, Inukai Y, Kojima S, Miyaguchi S, Tsuiki S, Sasaki R, Onishi H. Inhibitory mechanisms in primary somatosensory cortex mediate the effects of peripheral electrical stimulation on tactile spatial discrimination. Neuroscience. 2018 384:262-274. 22. Sasaki R, Tsuiki S, Miyaguchi S, Kojima S, Saito K, Inukai Y, Otsuru N, Onishi H. Somatosensory inputs induced by passive movement facilitate primary motor cortex excitability depending on the interstimulus interval, movement velocity, and joint angle. Neuroscience. 2018 386:194-204. 23. Inukai Y, Masaki M, Otsuru N, Saito K, Miyaguchi S, Kojima S, Onishi H. Effect of noisy galvanic vestibular stimulation in community-dwelling elderly people: a randomised controlled trial. Journal of NeuroEngineering and Rehabilitation. 2018 24. Sasaki R, Tsuiki S, Miyaguchi S, Kojima S, Saito K, Inukai Y, Otsuru N, Onishi H. Repetitive passive finger movement modulates primary somatosensory cortex excitability. Frontiers in human neuroscience. 2018 25. Tsuiki S, Sasaki R, Pham.M.V, Miyaguchi S, Kojima S, Saito K, Inukai Y, Otsuru N, Onishi H. Repetitive passive movement modulates corticospinal excitability: Effect of movement and rest cycles and subject attention. Frontiers in Behavioral Neuroscience. 2019 26. Tsuiki S, Sasaki R, Pham.M.V, Miyaguchi S, Kojima S, Saito K, Inukai Y, Otsuru N, Onishi H. The effect of combined transcranial direct current stimulation and peripheral nerve electrical stimulation on corticospinal excitability. PLOS ONE. 2019 27. Otsuru N, Kamijo K, Otsuki T, Kojima S, Miyaguchi S, Saito K, Inukai Y, Onishi H. 10 Hz transcranial alternating current stimulation over posterior parietal cortex facilitates tactile temporal order judgment. Behavioral Brain Research. 2019 368: 28. Saito K, Otsuru N, Inukai Y, Miyaguchi S, Yokota H, Kojima S, Sasaki R, Onishi H. Comparison of transcranial electrical stimulation regimens for effects on inhibitory circuit activity in primary somatosensory cortex and tactile spatial discrimination performance. Behavioral Brain Research. 2019 375: 112168. 29. Hirabayashi R, Edama M, Kojima S, Miyaguchi S, Onishi H. Effects of repetitive passive movement on ankle joint on spinal reciprocal inhibition. Experimental Brain Research. 2019 237:3409-3417. 30. Kojima S, Miyaguchi S, Sasaki R, Tsuiki S, Saito K, Inukai Y, Otsuru N, Onishi H. The effects of mechanical tactile stimulation on corticospinal excitability and motor function depend on pin protrusion patterns. Scientific Reports. 2019 31. Yokota H, Otsuru N, Kikuchi R, Suzuki R, Kojima S, Saito K, Miyaguchi S, Inukai Y, Onishi H. Establishment of optimal two-point discrimination test method and consolidation of reproducibility. Neuroscience letters. 2020 714 32. Otsuru N, Miyaguchi S, Kojima S, Yamashiro K, Sato D, Yokota H, Saito K, Inukai Y, Onishi H. Timing of modulation of corticospinal excitability by heartbeat differs with interoceptive accuracy. Neuroscience. 2020 Vol.433. 156-162. 33. Manh V P, Saito K, Miyaguchi S, Tsuiki S, Onishi H. Effects of long-duration paired-pulse electrical stimulation on excitability of the corticospinal tract in healthy subjects. Niigata Journal of Health and Welfare. 2019 Vol.19(2) 109-121. 34. Manh V P, Miyaguchi S, Saito K, Tsuiki S, Yokota H. Kojima S, Inukai Y, Otsuru N, Onishi H. Effects of continuous and intermittent voluntary movement tasks on the excitability of the corticospinal pathway. Niigata Journal of Health and Welfare. 2019 Vol.19(2) 135-143. 35. Inukai Y, Otsuru N, Saito S, Miyaguchi S, Kojima S, Yokota H, Nagasaka K, Onishi H. The After-Effect of Noisy Galvanic Vestibular Stimulation on Postural Control in Young People: A Randomized Controlled Trial. Neuroscience Letters. 2020 729 36. Hirabayashi R, Edama M, Kojima S, Miyaguchi S, Onishi H. Enhancement of spinal reciprocal inhibition depends on the motion speed and range of repetitive passive movement. European Journal of Neuroscience. 2020 Vol.52(8). 3929-3943. 37. Inukai Y, Miyaguchi S, Saito M, Otsuru N, Onishi H. Effects of different stimulation conditions on the stimulation effect of noisy galvanic vestibular stimulation. Frontiers in Human Neuroscience. 2020 Vol.393(1). 38. Inukai Y, Miyaguchi S, Kobayashi N, Otsuru N, Onishi H. Noisy galvanic vestibular stimulation effect on center of pressure sway during one-legged standing. Journal of Clinical Neuroscience. 2020 Vol.82. 173-178. 39. Saito K, Otsuru N, Yokota H, Inukai Y, Miyaguchi S, Kojima S, Onishi H. α-tACS over the somatosensory cortex enhances tactile spatial discrimination in healthy subjects with low alpha activity. Brain and Behavior. 2020 40. Yokota H, Otsuru N, Saito K, Kojima S, Miyaguchi S, Inukai Y, Nagasaka K, Onishi H. Region-specific effects of 10-Hz transcranial alternate current stimulation over the left posterior parietal cortex and primary somatosensory area on the tactile two-point discrimination threshold. Frontiers in Neuroscience. 2020 41. Kojima S. Otsuru N, Miyaguchi S, Yokota H, Nagasaka K, Saito K, Inukai Y, Shirozu H, Onishi H. The intervention of mechanical tactile stimulation modulates somatosensory evoked magnetic fields and cortical oscillations. European Journal of Neuroscience. 2021 42. Sasaki R, Otsuru N, Miyaguchi S, Kojima S, Watanabe H, Ohno K, Sakurai N, Kodama N, Sato D, Onishi H. Influence of brain-derived neurotrophic factor genotype on short-latency afferent inhibition and motor cortex metabolites. Brain Science. 2021 Vol.11(3). 43. Sasaki R, Otsuru N, Miyaguchi S, Kojima S, Watanabe H, Ohno K, Sakurai N, Kodama N, Sato D, Onishi H. Contribution of the brain-derived neurotrophic factor and neurometabolites to the motor performance. Behavioral Brain Research. 2021 Vol.412.113433. 44. Otsuru N, Ogawa M, Yokota H, Miyaguchi S, Kojima S, Saito K, Inukai Y, Onishi H. Auditory change-related cortical response is associated with hypervigilance to pain in healthy volunteers. European Journal of Pain. 2021 Vol.26(2).349-355. 45. Kojima S, Miyaguchi S, Yokota H, Saito K, Inukai Y, Otsuru N, Onishi H. The number or type of stimuli used for somatosensory stimulation affected the modulation of corticospinal excitability. Brain Sciences. 2021 Vol.11(11). 46. Sasaki R, Miyaguchi S, Onishi H. Effect of the brain-derived neurotrophic factor gene polymorphisms on motor performance and motor learning: A systematic review and meta-analysis. Behavioral Brain Research. 2021 Vol.420.113712. 47. Ikarashi H, Otsuru N, Yokota H, Nagasaka K, Miyaguchi S, Onishi H. Influence of catechol-O-methyltransferase gene polymorphism on the correlation between alexithymia and hypervigilance to pain. International Journal of Environmental Research and Public Health. 2021 Vol.18(24).13265. 48. Kawakami S, Inukai Y, Ikarashi H, Watanabe H, Miyaguchi S, Otsuru N, Onishi H. Transcranial direct current stimulation and transcranial random noise stimulation over the cerebellum differentially affect the cerebellum and primary motor cortex pathway. Journal of Clinical Neuroscience. 2022 Vol.100.59-65. 49. Saito K, Otsuru N, Inukai Y, Kojima S, Miyaguchi S, Nagasaka K, Onishi H. Effect of transcranial electrical stimulation over the posterior parietal cortex on tactile spatial discrimination performance. Neuroscience. 2022 Vol.494:94-103. 50. Manh V P, Saito K, Miyaguchi S, Watanabe H, Ikarashi H, Nagasaka K, Yokota H, Kojima S, Inukai Y, Otsuru N, Onishi H. Changes in excitability and GABAergic neuronal activity of the primary somatosensory cortex after motor learning. Frontiers in Neuroscience. 2022 Vol.16. 51. Shiga K, Miyaguchi S, Inukai Y, Otsuru N, Onishi H. Transcranial direct current stimulation over the right intraparietal sulcus improves response inhibition. Behavioural Brain Research. 2023 Vol.437.114110. ＜国内誌共同＞ 1. 菅原和広，大西秀明，山代幸哉，小島　翔，宮口翔太，桐本　光，田巻弘之，村上博淳，亀山茂樹．一次運度野へのAnodal tDCSが体性感覚誘発磁界に及ぼす影響（2013）日本生体磁気学会誌． 2. 桐本光，田巻弘之，鈴木誠，菅原和広，宮口翔太，大山峰生，大西秀明．同側手内筋間および利き手-非利き手の同名筋における皮質内中継時間の違い（2013）日本生体磁気学会誌． 26:292-293 3. 小島　翔，大西秀明，菅原和広，宮口翔太，佐藤大輔，桐本　光，田巻弘之，村上博淳，亀山茂樹．電気刺激による求心性促通と体性感覚誘発磁界の関係（2013）第28回日本生体磁気学会誌． 4. 大西秀明，菅原和広，宮口翔太，小島翔，田巻弘之，桐本光，山代幸哉，佐藤大輔，白水洋史，亀山茂樹．電気刺激列による刺激条件が体性感覚誘発磁場に及ぼす影響．（2014）第29回日本生体磁気学会． 5. 菅原和広，大西秀明，宮口翔太，山代幸哉，田巻弘之，椿　淳裕，桐本　光，白水洋史，亀山茂樹．他動運動範囲の違いが体性感覚誘発磁界に及ぼす影響．（2014）第29回日本生体磁気学会． 6. 松本卓也，桐本　光，宮口翔太，大西秀明，田巻弘之．キーボードでの単語入力課題が同側一次運動野の皮質内抑制機能に及ぼす影響．臨床神経生理学． 2015 Vol.43(2). 70-78. 7. 栗原豊明，宮口翔太，伊賀敏郎．術後2週における大腿骨近位部骨折の平行棒内歩行時の荷重率と膝伸展筋力． Hip Joint． 2015 Vol.41. 46-49. 8. 小島　翔，宮口翔太，小丹晋一，桐本　光，田巻弘之，大西秀明．末梢電気刺激による求心性抑制が二連発磁気刺激による皮質内興奮性に及ぼす影響．理学療法学． 2016． Vol.43. No.2. 82-89. 9. 丸山祐一，椿　淳裕，高井遥菜，宮口翔太，大西秀明．運動イメージ想起方法の違いが運動関連領野の脳血流変化に及ぼす影響．日本基礎理学療法学雑誌． 2016 Vol.19(2). 72-80.
科学研究費	1. 2017-2018年度若手研究「Homeostatic plasticityを利用した経頭蓋直流電流刺激法の考案」 2. 2019-2020年度若手研究「運動学習に寄与する神経ネットワークの強化が運動学習効率にもたらす効果の解明」 3. 2021-2023年度基盤研究（C）「マイクロオフライン学習の強化による新たな運動学習プログラムの考案」 4. 2019-2023年度基盤研究（A）「知覚学習イノベーション‐次世代感覚運動学習法の創出を目指して‐」 5. 2020-2022年度基盤研究（C）「知覚学習の効果を向上させる神経ネットワーク刺激戦略の開発」
学会等研究発表	1. 川上紗輝，犬飼康人，五十嵐眸実，神居寧，宮口翔太，大鶴直史，大西秀明．小脳への経頭蓋ランダムノイズ刺激が運動学習および脳活動に及ぼす影響．第27回日本基礎理学療法学会学術大会． 2022年10月1日～2日 2. 五十嵐眸実，大鶴直史，長坂和明，宮口翔太 , Jose Gomez-Tames, 平田晃正，大西秀明．背外側前頭前野に対する経頭蓋交流電流刺激による鎮痛効果と模擬電界個人差との関係．第27回日本基礎理学療法学会学術大会． 2022年10月1日～2日 3. 三木陽菜乃，齊藤　慧，平賀大河，宮口翔太，大鶴直史，大西秀明．脳由来神経栄養因子が末梢電気刺激の刺激効果にもたらす影響～触覚方位弁別課題を用いた検証～．第27回日本基礎理学療法学会学術大会． 2022年10月1日～2日 4. 横田裕丈，江玉睦明，平林　怜，関根千恵，阿久澤弘，石垣智恒，大鶴直史，齊藤　慧，小島　翔，宮口翔太，大西秀明．異なる電流強度による経皮的迷走神経刺激が自律神経活動に及ぼす影響．第27回日本基礎理学療法学会学術大会． 2022年10月1日～2日 5. 髙橋ひろな，犬飼康人，宮口翔太，大鶴直史，大西秀明．前庭ノイズ電流刺激がファンクショナルリーチテストに与える影響．第28回脳機能とリハビリテーション研究会学術集会． 2022年9月1日～23日 6. 五十嵐眸実，大鶴直史，長坂和明，宮口翔太，Jose Gomez-Tames，平田晃正，大西秀明．電界シミュレーションを用いた経頭蓋交流電流刺激による鎮痛効果の検討．第28回脳機能とリハビリテーション研究会学術集会． 2022年9月1日～23日 7. 川上紗輝，犬飼康人，五十嵐眸実，神居寧，宮口翔太，大鶴直史，大西秀明．小脳への経頭蓋ランダムノイズ刺激による脳活動と運動学習の関連性．第28回脳機能とリハビリテーション研究会学術集会． 2022年9月1日～23日
学会・職能団体の委員	1. 2018-2022年度新潟県理学療法士会生涯学習部員
公開講座・講演会等	1. 2022年度シンポジウム「臨床で用いる運動学習理論を基礎研究から紐解く」経頭蓋交流電流刺激を用いた運動学習プログラムの検討講師日本基礎理学療法学会参加者大阪府 2022年10月1日～2日
学内委員会活動	1. 高等教育推進センター

Profile

Research Areas	Rehabilitation，Physical therapy，Neurophysiology
Research Introduction	We are studying the neurophysiological aspects of how exercise affects the brain, what changes occur in the brain when people learn to motor skills, and whether brain stimulation methods can improve motor skill and motor learning efficiency.
Books	Miyaguchi S. Effects of transcranial alternating current stimulation on motor performance. Japanese journal of basic physical therapy. 2020
Papers	1. 2. 3. 4. 5. 1. Miyaguchi S, Onishi H, Kojima S, Sugawara K, Tsubaki A, Kirimoto H, Tamaki H, Yamamoto N. Corticomotor excitability induced by anodal transcranial direct current stimulation with and without non-exhaustive movement. Brain Research. 1529: 83-91. 2013. 2. Miyaguchi S, Kojima S, Kirimoto H, Tamaki H, Onishi H. Do differences in levels, types, and duration of muscle contraction have an effect on the degree of post-exercise depression?. Frontiers in human neuroscience. 10: 159. 2016. 3. Miyaguchi S, Kojima S, Sasaki R, Kotan S, Kirimoto H, Tamaki H, Onishi H. Decrease in short-latency afferent inhibition during corticomotor postexercise depression following repetitive finger movement. Brain and Behavior. 2017. 4. Miyaguchi S, Kojima S, Sasaki R, Tamaki H, Onishi H. Modulation of short-latency afferent inhibition and short-interval intracortical inhibition by test stimulus intensity and motor evoked potential amplitude. Neuroreport. 2017. 5. Miyaguchi S, Otsuru N, Kojima S, Saito K, Inukai Y, Masaki M, Onishi H. Transcranial alternating current stimulation with gamma oscillations over the primary motor cortex and cerebellar hemisphere improved visuomotor performance. Frontiers in behavioral neuroscience. 2018. 6. Ishikawa N, Miyao R, Tsuiki S, Sasaki R, Miyaguchi S, Onishi H. Corticomotor excitability following repetitive voluntary movement. Journal of clinical neuroscience. 57:93-98.2018. 7. Miyaguchi S, Otsuru N, Kojima S, Yokota H, Saito K, Inukai Y, Onishi H. Gamma tACS over M1 and cerebellar hemisphere improves motor performance in a phase-specific manner. Neuroscience Letters. 694:64-68.2018. 8. Miyaguchi S, Otsuru N, Kojima S, Yokota H, Saito K, Inukai Y, Onishi H. The effect of gamma tACS over the M1 region and cerebellar hemisphere does not depend on current intensity. Journal of Clinical Neuroscience. 65:54-58.2019. 9. Abe T, Miyaguchi S, Otsuru N, Onishi H. The effect of transcranial random noise stimulation on corticospinal excitability and motor performance. Neuroscience letters. 705:138-142.2019. 10. Miyaguchi S, Yamaguchi M, Kojima S, Yokota H, Saito K, Inukai Y, Otsuru N, Onishi H. Time course of bilateral corticospinal tract excitability in the motor-learning process. Neuroscience letters. 711:2019. 11. Miyaguchi S, Inukai Y, Matsumoto Y, Miyashita M, Takahashi R, Otsuru N, Onishi H. Effects on motor learning of transcranial alternating current stimulation applied over the primary motor cortex and cerebellar hemisphere. Journal of Clinical Neuroscience. Vol.78. 296-300.2020. 12. Miyaguchi S, Inukai Y, Takahashi R, Miyashita M, Matsumoto Y, Otsuru N, Onishi H. Effects of stimulating the supplementary motor area with a transcranial alternating current for bimanual movement performance. Behavioural Brain Research. Vol.393(1).2020. 13. Manh V P, Miyaguchi S, Watanabe H, Saito K, Otsuru N, Onishi H. Effect of repetitive passive movement before motor skill training on corticospinal excitability and motor learning depend on BDNF polymorphisms. Frontiers in Human Neuroscience. 2021. 14. Miyaguchi S, Inukai Y, Hashimoto I, Otsuru N, Onishi H. Sleep affects the motor memory of basketball shooting skills in young amateurs. Journal of Clinical Neuroscience. Vol.96.187-193.2021. 15. Miyaguchi S, Inukai Y, Mitsumoto S, Otsuru N, Onishi H. Gamma-transcranial alternating current stimulation on the cerebellum and supplementary motor area improves bimanual motor skill. Behavioural Brain Research. 2022. In press.