Papers - IHARA Kazushige
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Association between Objectively Measured Sedentary Behaviour and Sleep Quality in Japanese Adults: A Population-Based Cross-Sectional Study
Kinoshita K, Ozato N, Yamaguchi T, Sudo M, Yamashiro Y, Mori K, Katsuragi Y, Yasukawa T, Murashita K, Nakaji S, Ihara K.
nt J Environ Res Public Health. 2022.3
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Non-pharmacological Approaches to Apathy and Depression: A Scoping Review of Mild Cognitive Impairment and Dementia
Hikaru Oba, Ryota Kobayashi, Shinobu Kawakatsu, Kyoko Suzuki, Koichi Otani and Kazushige Ihara
Frontiers in Psychology 2022.2
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Association of sedentary behaviour and physical activity with cardiometabolic health in Japanese adults
Kinoshita K, Ozato N, Yamaguchi T, Sudo M, Yamashiro Y, Mori K, Ishida M, Katsuragi Y, Sasai H, Yasukawa T, Murashita K, Nakaji S, Ihara K.
Scientific Reports 12 ( 1 ) 2262 2022.2
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Telomere Length and Arterial Stiffness Reflected by Brachial–Ankle Pulse Wave Velocity: A Population-Based Cross-Sectional Study.
Wai KM, Kaori S, Itoh K, Shinya O, Uchikawa Y, Hayashi S, Shiraki A, Murashita K, Nakaji S, Ihara K
Journal of Personalized Medicine 11 ( 12 ) 1278 2021.12
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Higher Serum Brain-Derived Neurotrophic Factor Levels Are Associated With a Lower Risk of Cognitive Decline: A 2-Year Follow Up Study in Community-Dwelling Older Adults.
Fujiwara Y, Ihara K, Hachisu M, Suzuki H, Kawai H, Sakurai R, Hirano H, Chaves PHM, Hashizume M, Obuchi S
Frontiers in behavioral neuroscience 15 641608 2021.6
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Association between the use of information and communication technology and cognitive decline stratified by social isolation: The Otassha study
Keigo Imamura, Hisashi Kawai, Manami Ejiri, Hiroyuki Sasai, Kazushige Ihara, Harumi Nakada, Atsushi Araki, Hirohiko Hirano, Yoshinori Fujiwara, Takao Suzuki, Shuichi Obuchi
JPAD-Journal of Prevention of Alzheimer's Disease 2025.3
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Urinary odor molecules in the Otassha Study can distinguish patients with sarcopenia: A pilot study
Takuya Oka, Akiko Fujita, Hisashi Kawai, Shuichi P Obuchi, Hiroyuki Sasai, Hirohiko Hirano, Kazushige Ihara, Yoshinori Fujiwara, Masashi Tanaka, Keiko Kato
Geriatrics & Gerontology International 25 ( 2 ) 307 - 315 2025.1
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ASSOCIATION OF LIVING ALONE AND SOCIAL ISOLATION WITH ALL-CAUSE AND CARDIOVASCULAR MORTALITY: THE OTASSHA STUDY
Keigo Imamura, Hisashi Kawai, Manami Ejiri, Hiroyuki Sasai, Hirohiko Hirano, Yoshinori Fujiwara, Kazushige Ihara, Shuichi Obuchi
Innovation in Aging 8 ( 1 ) 1002 2024.12
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AGING TRAJECTORY OF THE JAPAN SCIENCE AND TECHNOLOGY AGENCY INDEX OF COMPETENCE (JST-IC): THE OTASSHA STUDY
Hisashi Kawai, Keigo Imamura, Manami Ejiri, Hiroyuki Sasai, Yoshinori Fujiwara, Kazushige Ihara, Hirohiko Hirano, Shuichi Obuchi
Innovation in Aging 8 ( 1 ) 801 2024.12
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How do apathetic and depressive symptoms relate to functional capacity? A cross-sectional survey among community-dwelling middle-aged and older adults in Japan
Hikaru Oba, Akira Kanda, Kazushige Ihara, Asano Tanabu, Hiroshi Shimoda
BMC Public Health 24 ( 1 ) 3171 2024.11
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Increased risk of falls in older adults with hearing loss and slow gait: results from the Otassha Study
Ryota Sakurai, Hisashi Kawai, Hiroyuki Suzuki, Susumu Ogawa, Hirohiko Hirano, Masayasu Ito, Kazushige Ihara, Shuichi Obuchi, Yoshinori Fujiwara
GeroScience(2024) 2024.11
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Artificial intelligence detection of cognitive impairment in older adults during walking
Shuichi P. Obuchi, Motonaga Kojima, Hiroyuki Suzuki, Juan C. Garbalosa, Keigo Imamura, Kazushige Ihara, Hirohiko Hirano, Hiroyuki Sasai, Yoshinori Fujiwara, Hisashi Kawai
Alzheimer's & Dementia: Diagnosis, Assessment & Disease Monitoring 16 ( 3 ) 70012 2024.9
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Validating respiratory sarcopenia diagnostic criteria by mortality based on a position paper by four professional organizations: Insights from the Otassha study
Takeshi Kera, Hisashi Kawai, Manami Ejiri, Keigo Imamura, Hirohiko Hirano, Yoshinori Fujiwara, Kazushige Ihara, Shuichi Obuchi
Geriatrics & Gerontology International 24 ( 9 ) 948 - 953 2024.8
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A Longitudinal Study of CogEvo’s Prediction of Cognitive Decline in Older Adults
Sadanobu Ichii, Hikaru Oda, Yoshikuni Sugimura, Yichi Yang, Mikio Shoji, Kazushige Ihara
Healthcare 2024 12 ( 14 ) 1379 2024.7
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Regular exercise reduces the risk of all-cause mortality in socially isolated older adults: the Otassha Study
Manami Ejiri, Hisashi Kawai, Keigo Imamura,Yoshinori Fujiwara, Kazushige Ihara, Hirohiko Hirano and Shuichi Obuchi
Frontiers in Public Health 12 2024.7
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Aging trajectories of subscales in higher-level functional capacity among community-dwelling older Japanese adults: the Otassha study
Hisashi Kawai, Keigo Imamura, Manami Ejiri, Yoshinori Fujiwara, Kazushige Ihara, Hirohiko Hirano, Hiroyuki Sasai, Shuichi Obuchi
Aging Clinical and Experimental Research 36 137 2024.6
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Association between Gut Microbiota and Muscle Strength in Japanese General Population of the Iwaki Health Promotion Project
Yoshikuni Sugimura, Yichi Yang ,Akira Kanda, Akihiro Mawatari, Yoshinori Tamada, Tatsuya Mikami, Shigeyuki Nakaji, and Kazushige Ihara
Microorganisms 12 ( 3 ) 2024.3
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Social isolation, regardless of living alone, is associated with mortality: the Otassha study
Imamura Keigo , Kawai Hisashi , Ejiri Manami , Sasai Hiroyuki , Hirano Hirohiko , Fujiwara Yoshinori , Ihara Kazushige , Obuchi Shuichi
Frontiers in Public Health 12 2024.3
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Association Between Ego-Resilience and Social Isolation Among Urban Older People
Kazuaki Hashimoto, Takeaki Takeuchi, Kazushige Ihara, Shuichi Obuchi, Hisashi Kawai, Hirohiko Hirano, Yoshinori Fujiwara, Kim Hunkyung, Yutaka Watanabe, Masahiro Hashizume
Gerontology and Geriatric Medicine 2024.3
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Three-year trajectories of social networks, face-to-face interactions, and non-face-to-face interactions among community-dwelling older adults in Japan during the COVID-19 pandemic: Otassha study
Hisashi Kawai, Manami Ejiri, Keigo Imamura, Kumiko Ito, Yoshinori Fujiwara, Hirohiko Hirano, Kazushige Ihara, Shuichi Obuchi
Maturitas 183 2024.2
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Prenatal exposure to environmental heavy metals and newborn telomere length: A systematic review and meta-analysis
Kyi Mar Wai, Thinzar Swe, Thae Su Su Hninn, Arkar Min Paing, Yoon Lei Naing, Zin Wai Htay, Kazushige Ihara
Environmental Pollution 343 2023.12
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Development and validation of a rapid sarcopenia screening questionnaire: The Otassha study
Takeshi Kera, Yosuke Osuka, Hisashi Kawai, Manami Ejiri, Kumiko Ito, Hirohiko Hirano, Yoshinori Fujiwara, Kazushige Ihara, Shuichi Obuchi
Geriatrics & Gerontology International 23 ( 12 ) 945 - 950 2023.11
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Does the Protective Effect of Zinc on Telomere Length Depend on the Presence of Hypertension or Type 2 Diabetes? Results from the Iwaki Health Promotion Project, Japan
Mahiro Sato, Kyi Mar Wai, Ken Itoh, Yichi Yang, Yuka Uchikawa, Yukihiko Ito Yukihiko, Shigeyuki Nakaji and Kazushige Ihara
Nutrients 15 ( 20 ) 2023.10
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Development of a multiple masticatory function model based on the evaluation of sarcopenia: A cross-sectional survey of the Otassha study
Masaharu Murakami, Hirohiko Hirano, Masanori Iwasaki, Maki Shirobe, Ayako Edahiro, Shuichi Obuchi, Hisashi Kawai, Yoshinori Fujiwara, Kazushige Ihara, Keiko Motokawa
Archives of Oral Biology 155 2023.9
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The Association between Gut Microbiota and Depression in the Japanese Population
Yichi Yang, Mone Mori, Kyi Mar Wai, Tao Jiang, Yoshikuni Sugimura, Wataru Munakata, Tatsuya Mikami, Koichi Murashita, Shigeyuki Nakaji and Kazushige Ihara
Microorganisms 11 ( 9 ) 2023.9
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Validation of self-reported articulatory oral motor skill against objectively measured repetitive articulatory rate in community-dwelling older Japanese adults: The Otassha Study
Masanori Iwasaki, Maki Shirobe, Keiko Motokawa, Misato Hayakawa, Kazuhito Miura, Lena Kalantar, Ayako Edahiro, Hisashi Kawai, Yoshinori Fujiwara, Kazushige Ihara, Yutaka Watanabe, Shuichi Obuchi, Hirohiko Hirano
Geriatrics & Gerontology International 2023.9
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Social interaction trajectories and all-cause mortality in older adults: the Otassha study
Hisashi Kawai, Manami Ejiri, Kumiko Ito, Yoshinori Fujiwara, Kazushige Ihara, Hirohiko Hirano, Hiroyuki Sasai, Hunkyung Kim, Shuichi Obuchi
Frontiers in Public Health 2023.8
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Serum levels of vitamin D and periodontal inflammation in community-dwelling older Japanese adults: The Otassha Study
Masanori Iwasaki, Keiko Motokawa, Maki Shirobe, Misato Hayakawa, Yuki Ohara, Yoshiko Motohashi, Ayako Edahiro, Hisashi Kawai, Yoshinori Fujiwara, Yasuyuki Sakata, Kazushige Ihara, Yutaka Watanabe, Shuichi Obuchi, Hirohiko Hirano
Journal of Clinical Periodontology 2023.6
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Respiratory sarcopenia is a predictor of all-cause mortality in community-dwelling older adults—The Otassha Study
Takeshi Kera, Hisashi Kawai, Manami Ejiri, Kumiko Ito, Hirohiko Hirano, Yoshinori Fujiwara, Kazushige Ihara, Shuichi Obuchi
Journal of Cachexia, Sarcopenia and Muscle 2023.6
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Impact of combinations of subscale declines in higher-level functional capacity on 8-year all-cause mortality among community-dwelling older Japanese adults
Hisashi Kawai, Manami Ejiri, Keigo Imamura, Kumiko Ito, Yoshinori Fujiwara, Kazushige Ihara, Hirohiko Hirano, Shuichi Obuchi
Archives of Gerontology and Geriatrics 114 2023.6
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Characteristics of blood biomarkers and eating behavior among older community-dwelling adults with typical and atypical depression
Takeaki Takeuchi, Kazuaki Hashimoto, Kazushige Ihara, Shuichi Obuchi, Hirohiko Hirano, Yoshinori Fujiwara, Hisashi Kawai, Motonaga Kojima, Masahiro Hashizume
Clinical Nutrition 49 2023.5
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Plasma ApoE4 Levels Are Lower than ApoE2 and ApoE3 Levels, and Not Associated with Plasma Aβ40/42 Ratio as a Biomarker of Amyloid-β Amyloidosis in Alzheimer’s Disease
Nakamura Takumi, Kawarabayashi Takeshi, Ueda Tetsuya, Shimomura Sachiko, Hoshino Masaki, Itoh Ken, Ihara Kazushige, Nakaji Shigeyuki, Takatama Masamitsu, Ikeda Yoshio, Shoji Mikio
Journal of Alzheimer's Disease 93 ( 1 ) 333 - 348 2023.5
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Effects of body compositions on the associations between ferritin and diabetes parameters among Japanese community dwellers
Kyi Mar Wai, Rei Akuzawa, Yoko Umeda, Wataru Munakata, Yoshiko Takahashi, Shigeyuki Nakaji, Kazushige Ihara
Journal of Trace Elements in Medicine and Biology 78 2023.4
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Annual stability of the plasma Aß40/42 ratio and associated factors
Takumi Nakamura, Takeshi Kawarabayashi, Naoko Nakahata, Ken Itoh, Kazushige Ihara, Shigeyuki Nakaji, Yoshio Ikeda, Masamitsu Takatama, Mikio Shoji
Annals of Clinical and Translational Neurology 2023.4
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Body Compression Corrective Garment and Eating Behavioural Change for Weight Reduction: The Mutsu City Randomised Controlled Trial
Akira Kanda, Yoshikuni Sugimura, Hideki Ohishi, Satoru Tatebayashi, Kaori Sawada, Kyi Mar Wai, Kei Nishiguchi, Asano Tanabu, Songee Jung, Koichi Murashita, Shigeyuki Nakaji, Kazushige Ihara
Healthcare 11 ( 7 ) 2023.3
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Activity Diversity is Associated with the Prevention of Frailty in Community-Dwelling Older Adults: The Otassha Study
Junta Takahashi, Hisashi Kawai, Manami Ejiri, Yoshinori Fujiwara, Hirohiko Hirano, Hiroyuki Sasai, Kazushige Ihara, Kaori ISHII, Koichiro Oka and Shuichi Obuchi
Frontiers in Public Health 11 2023.3
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Association of the COVID-19 pandemic with changes in objectively measured sedentary behaviour and adiposity
Keita Kinoshita, Naoki Ozato, Tohru Yamaguchi, Hiroto Bushita, Motoki Sudo, Yukari Yamashiro, Kenta Mori, Yoshihisa Katsuragi, Hiroyuki Sasai, Koichi Murashita, Yoshiko Takahashi & Kazushige Ihara
International Journal of Obesity 2023.2
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Two Distinct Groups Are Shown to Be at Risk of Diabetes by Means of a Cluster Analysis of Four Variables
Ryoma Ito, Satoru MizushiriYuki Nishiya, Shoma Ono, Ayumi Tamura, Kiho Hamaura, Akihide Terada, Jutaro Tanabe, Miyuki Yanagimachi, Kyi Mar Wai, Yutaro Kudo, Kazushige Ihara, Yoshiko Takahashi and Makoto Daimon
Journal of Clinical Medicine 12 ( 3 ) 2023.1
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Impact of solute carrier transporter gene polymorphisms on serum creatinine concentrations in healthy volunteers
Satoshi Yokoyama, Junichi Nakagawa, Masakiyo Kudo, Naoya Aiuchi, Tatsuya Seito, Mizuri Isida, Tatsuya Mikami, Kazushige Ihara, Shigeyuki Nakaji, Takenori Niioka
Pharmacology Research & Perspectives 11 ( 1 ) 2023.1
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The Relationship between Serum Adiponectin, Urinary Albumin/Creatinine Ratio and Type 2 Diabetes: A Population-Based Cross-Sectional Study
Shoma Ono, Satoru Mizushiri, Yuki Nishiya, Ayumi Tamura, Kiho Hamaura, Ryoma Ito, Akihide Terada, Jutaro Tanabe, Miyuki Yanagimachi, Kyi Mar Wai , Kaori Sawada, Kazushige Ihara and Makoto Daimon
Journal of Clinical Medicine 11 ( 23 ) 2022.12
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Association between sarcopenia and oral functions in community-dwelling older adults: A cross-sectional study
Yoshihiro Kugimiya, Masanori Iwasaki, Yuki Ohara, Keiko Motokawa, Ayako Edahiro, Maki Shirobe, Yutaka Watanabe, Yu Taniguchi, Satoshi Seino, Takumi Abe, Shuichi Obuchi, Hisashi Kawai, Takeshi Kera, Yoshinori Fujiwara, Akihiko Kitamura, Kazushige Ihara, Hunkyung Kim, Shoji Shinkai, Hirohiko Hirano
Journal of Cachexia, Sarcopenia and Muscle 14 429 - 438 2022.12
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The trajectory of psychological well-being during the COVID-19 pandemic and its association with health-promoting coping behavior among Japanese community-dwelling older adults: The Otassha Study
Manami Ejiri, Hisashi Kawai, Keigo Imamura, Takeshi Kera, Kazushige Ihara, Yoshinori Fujiwara, Hirohiko Hirano, Hunkyung Kim, Shuichi Obuchi
Experimental Gerontology 171 2022.11
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A novel set of volatile urinary biomarkers for late-life major depressive and anxiety disorders upon the progression of frailty: a pilot study
Kazushige Ihara ,Akiko Fujita, Hisashi Kawai, Shuichi Obuchi, Yutaka Watanabe, Hirohiko Hirano, Yoshinori Fujiwara, Yoichi Takeda, Masashi Tanaka & Keiko Kato
Discover Mental Health 2022.10
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Association of social disengagement with health status and all-cause mortality among community-dwelling older adults: evidence from the Otassha study
Manami Ejiri, Hisashi Kawai, Kumiko Ito, Hirohiko Hirano, Yoshinori Fujiwara, Kazushige Ihara, Hunkyung Kim & Shuichi Obuchi
scientific reports 12 2022.10
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Determinants of new participation in sports groups among community-dwelling older adults: Analysis of a prospective cohort from The Otassha Study
Manami Ejiri ,Hisashi Kawai,Yoshinori Fujiwara,Kazushige Ihara,Yutaka Watanabe,Hirohiko Hirano,Hunkyung Kim,Shuichi Obuchi
PLoS ONE 2022.10
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Cognitive, physical, and mental profiles of older adults with misplaced self-evaluation of hearing loss
Ryota Sakurai, Hisashi Kawai, Hiroyuki Suzuki, SusumuOgawa, ShuichiYanai, HirohikoHirano, MasayasuIto, KazushigeIhara, ShuichiObuchi, Yoshinori Fujiwara
Archives of Gerontology and Geriatrics 104 2022.9
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Association between visceral fat and influenza infection in Japanese adults: A population-based cross-sectional study
Keita Kinoshita, Naoki Ozato, Tohru Yamaguchi, Kenta Mori, Yoshihisa Katsuragi , Takuji Yasukawa, Koichi Murashita, Shigeyuki Nakaji, Kazushige Ihara
PLoS ONE 17 ( 7 ) 2022.7
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Comparison of Characteristics of Definition Criteria for Respiratory Sarcopenia-The Otassya Study
Takeshi Kera, Hisashi Kawai, Manami Ejiri, Kumiko Ito, Hirohiko Hirano, Yoshinori Fujiwara, Kazushige Ihara, Shuichi Obuchi
International Journal of Environmental Research and Public Health 19 ( 14 ) 2022.7
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Association between Gut Microbiota and Body Composition in Japanese General Population: A Focus on Gut Microbiota and Skeletal Muscle
Sugimura Y, Kanda A, Sawada K, Wai KM, Tanabu A, Ozato N, Midorikawa T, Hisada T, Nakaji S, Ihara K
International Journal of Environmental Research and Public Health 19 ( 12 ) 2022.6
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Interrelations between Gut Microbiota Composition, Nutrient Intake and Diabetes Status in an Adult Japanese Population
Ayumi Tamura, Masaya Murabayashi, Yuki Nishiya, Satoru Mizushiri, Kiho Hamaura, Ryoma Ito, Shoma Ono, Akihide Terada, Hiroshi Murakami, Jutaro Tanabe, Miyuki Yanagimachi, Itoyo Tokuda, Kaori Sawada, Kazushige Ihara and Makoto Daimon
Journal of Clinical Medicine 11 ( 11 ) 2022.6
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ASSOCIATION OF PREDIABETES WITH RETINAL MICROVASCULATURE ON SWEPT-SOURCE OPTICAL COHERENCE TOMOGRAPHY ANGIOGRAPHY IN THE ELDERLY: OTASSHA Study
You Wang, Taku Toyama, Yohei Hashimoto, Hisashi Kawai, Kunihiro Azuma, Tomoyasu Shiraya, Satoshi Kato, Yutaka Watanabe, Hirohiko Hirano, Yoshinori Fujiwara, Kazushige Ihara, Hunkyung Kim, Jiro Numaga, Shuichi Obuchi, Takashi Ueta
RETINA 42 ( 6 ) 1130 - 1136 2022.6
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Standard Values and Concurrent Validity of a Newly Developed Occlusal Force-Measuring Device among Community-Dwelling Older Adults: The Otassha Study
Masanori Iwasaki, Ichinosuke Maeda, Yota Kokubo, Yoshitomo Tanaka, Tetsuji Ueno, Yuki Ohara, Keiko Motokawa, Misato Hayakawa, Maki Shirobe, Ayako Edahiro, Hisashi Kawai, Yoshinori Fujiwara, Kazushige Ihara, Hunkyung Kim, Yutaka Watanabe, Shuichi Obuchi, Hirohiko Hirano
International Journal of Environmental Research and Public Health 19 ( 9 ) 2022.5
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Development of a screening formula for sarcopenia using ground reaction force during sit-to-stand motion
Takeshi Kera, Hisashi Kawai, Junta Takahashi, Hirohiko Hirano, Yutaka Watanabe, Yoshinori Fujiwara, Kazushige Ihara, Hunkyung Kim, Shuichi Obuchi
Gait & Posture 2022.3
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Two Blautia Species Associated with Visceral Fat Accumulation: A One-Year Longitudinal Study
Naoki Ozato, Tohru Yamaguchi, Kenta Mori, Mitsuhiro Katashima, Mika Kumagai, Koichi Murashita, Yoshihisa Katsuragi, Yoshinori Tamada, Masanori Kakuta, Seiya Imoto, Kazushige Ihara and Shigeyuki Nakaji
Biology 11 ( 2 ) 2022.2
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Xerostomia as a key predictor of physical frailty among community-dwelling older adults in Japan: a five-year prospective cohort study from The Otassha Study.
Yuki Ohara , Masahori Iwasaki , Maki Shirobe , Hisashi Kawai , Ayako Edahiro , Keiko Motokawa , Yoshinori Fujiwara , Hunkyung Kim , Kazushige Ihara , Shuichi Obuchi , Yutaka Watanabe , Hirohiko Hirano
Archives of gerontology and geriatrics 99 104608 - 104608 2021.12
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A 1,035-Subject Study Suggesting a History of Bone Fracture as a Possible Factor Associated with the Development of Anti-BP180 Autoantibodies
Yosuke Mai, Kentaro Izumi, Kaori Sawada, Eijiro Akasaka, Shoko Mai, Daisuke Sawamura, Kazushige Ihara, Shigeyuki Nakaji, Wataru Nishie
Journal of Investigative Dermatology 2021.12
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Age-Related Cognitive Decline and Prevalence of Mild Cognitive Impairment in the Iwaki Health Promotion Project
Naoko Nakahata, Takumi Nakamura, Takeshi Kawarabayashi, Yusuke Seino, Sadanobu Ichii, Yoshio Ikeda, Masakuni Amari, Masamitsu Takatama, Koichi Murashita, Kazunari Ihara, Ken Itoh, Shigeyuki Nakaji, Mikio Shoji
Journal of Alzheimer's Disease 2021.11
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Association between dry mouth and physical frailty among community-dwelling older adults in Japan: The Otassha Study
Yuki Ohara,Hisashi Kawai,Maki Shirobe,Masanori Iwasaki,Keiko Motokawa,Ayako Edahiro,Hunkyung Kim,Yoshinori Fujiwara,Kazuhige Ihara,Yutaka Watanabe,Shuichi Obuchi,Hirohiko Hirano
Gerodontology 2021.11
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Interrelationships among whole-body skeletal muscle mass, masseter muscle mass, oral function, and dentition status in older Japanese adults
Iwasaki M, Hirano H, Motokawa K, Shirobe M, Edahiro A, Ohara Y, Kawai H, Kojima M, Obuchi S, Murayama H, Fujiwara Y, Ihara K, Shinkai S, Kitamura A.
BMC Geriatr 21 ( 1 ) 582 2021.10
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The effect of age on the association between daily gait speed and abdominal obesity in Japanese adults
Kinoshita K, Ozato N, Yamaguchi T, Sudo M, Yamashiro Y, Mori K, Kumagai M, Sawada K, Katsuragi Y, Imoto S, Ihara K, Nakaji S.
Scientific Reports 11 ( 1 ) 19975 2021.10
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Change in subjective health status among frail older Japanese people owing to the coronavirus disease pandemic and characteristics of their responses
Kera T, Kawai H, Ejiri M, Takahashi J, Nishida K, Harai A, Hirano H, Watanabe Y, Fujiwara Y, Ihara K, Kim H, Obuchi S.
Geriatr Gerontol Int. 21 ( 11 ) 1053 - 1059 2021.9
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Comparisons of muscle thicknesses, echo intensities, and motor functions between community-dwelling older Japanese adults with and without diabetes
Nishihara K, Kawai H, Kera T, Hirano H, Fujiwara Y, Ihara K, Kim H, Obuchi S.
Arch Gerontol Geriatr 97 2021.9
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Exercise as a coping strategy and its impact on the psychological well-being of Japanese community-dwelling older adults during the COVID-19 pandemic: A longitudinal study
Ejiri M, Kawai H, Kera T, Ihara K, Fujiwara Y, Watanabe Y, Hirano H, Kim H, Obuchi S.
Psychol Sport Exerc. 57 2021.9
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Intra-day variation in daily outdoor walking speed among community-dwelling older adults
Kawai H, Obuchi S, Hirayama R, Watanabe Y, Hirano H, Fujiwara Y, Ihara K, Kim H, Kobayashi Y, Mochimaru M, Tsushima E, Nakamura K.
21 ( 1 ) 417 2021.7
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Oral hypofunction and malnutrition among community-dwelling older adults: Evidence from the Otassha study.
Iwasaki M, Motokawa K, Watanabe Y, Shirobe M, Ohara Y, Edahiro A, Kawai H, Fujiwara Y, Kim H, Ihara K, Obuchi S, Hirano H
2021.7
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Relationship between Oral Hypofunction and Sarcopenia in Community-Dwelling Older Adults: The Otassha Study
Kugimiya Y, Iwasaki M, Ohara Y, Motokawa K, Edahiro A, Shirobe M, Watanabe Y, Obuchi S, Kawai H, Fujiwara Y, Ihara K, Kim H, Ueda T, Hirano H.
Int J Environ Res Public Health 18 ( 12 ) 6666 2021.6
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Association of Eating Alone With Depression Among Older Adults Living Alone: Role of Poor Social Networks
Sakurai R, Kawai H, Suzuki H, Kim H, Watanabe Y, Hirano H, Ihara K, Obuchi S, Fujiwara Y.
31 ( 4 ) 297 - 300 2021.5
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Relationship between Chewing Ability and Nutritional Status in Japanese Older Adults: A Cross-Sectional Study
Keiko Motokawa, Yurie Mikami, Maki Shirobe, Ayako Edahiro, Yuki Ohara, Masanori Iwasaki, Yutaka Watanabe, Hisashi Kawai, Takeshi Kera, Shuichi Obuchi, Yoshinori Fujiwara, Kazushige Ihara and Hirohiko Hirano
18 ( 3 ) 2021.1
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Effects of Subjective Quality of Life and Social Isolation on Central Sensitization in Urban Elderly People
Hashimoto Kazuaki, Watanabe Yutaka, Hashizume Masahiro, Takeuchi Takeaki, Imamura Hideyuki, Obuchi Shuichi, Kawai Hisashi, Hirano Hirohiko, Fujiwara Yoshinori, Kim Hongyong, Ihara Kazushige
Japanese Journal of Psychosomatic Medicine 61 ( 5 ) 451 - 459 2021
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The oral function of community-dwelling older adults complaining of an oral function deterioration: An examination using the oral function-related items of the Questionnaire for Latter-stage Elderly People
Kugimiya Yoshihiro, Kera Takeshi, Fujiwara Yoshinori, Ihara Kazushige, Kim Hunkyung, Igarashi Kentaro, Hoshino Daichi, Hirano Hirohiko, Iwasaki Masanori, Ohara Yuki, Motokawa Keiko, Edahiro Ayako, Shirobe Maki, Watanabe Yutaka, Obuchi Shuichi, Kawai Hisashi
Nippon Ronen Igakkai Zasshi. Japanese Journal of Geriatrics 58 ( 2 ) 245 - 254 2021
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Effects of Subjective Quality of Life and Social Isolation on Central Sensitization in Urban Elderly People
Hashimoto Kazuaki, Watanabe Yutaka, Hashizume Masahiro, Takeuchi Takeaki, Imamura Hideyuki, Obuchi Shuichi, Kawai Hisashi, Hirano Hirohiko, Fujiwara Yoshinori, Kim Hongyong, Ihara Kazushige
Japanese Journal of Psychosomatic Medicine 61 ( 5 ) 451 - 459 2021
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Association between breath methane concentration and visceral fat area: a population-based cross-sectional study.
Ozato N, Saito S, Yamaguchi T, Katashima M, Tokuda I, Sawada K, Katsuragi Y, Kakuta M, Imoto S, Ihara K, Nakaji S
Journal of breath research 14 ( 2 ) 026008 2020.2
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Association of sedentary behaviour and physical activity with cardiometabolic health in Japanese adults
Kinoshita K, Ozato N, Yamaguchi T, Sudo M, Yamashiro Y, Mori K, Ishida M, Katsuragi Y, Sasai H, Yasukawa T, Murashita K, Nakaji S, Ihara K.
Scientific Reports 12 ( 1 ) 2262 2020.2
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Association of prediabetes with retinal microvasculature on swept-source optical coherence tomography angiography in the elderly: OTASSHA study
Wang Y, Toyama T, Hashimoto Y, Kawai H, Azuma K, Shiraya T, Kato S, Watanabe Y, Hirano H, Fujiwara Y, Ihara K, Kim H, Numaga J, Obuchi S, Ueta T.
Retina 2020.1
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A Longitudinal Study of Cervical Spine Function in Community Dwelling Japanese with Ossification of the Posterior Longitudinal Ligament
Wada Kanichiro, Nakaji Shigeyuki, Ishibashi Yasuyuki, Kumagai Gentaro, Kudo Hitoishi, Tanaka Sunao, Asari Toru, Ota Seiya, Koyama Kazushige, Kamei Keita, Ihara Kazunari
Journal of Spine Research 11 ( 5 ) 835 - 841 2020
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Influence of vascular risk factors on postural stability in a community-dwelling population : Results from the Iwaki Health Promotion Project
Mitsuhashi Yuri, Sasaki Akira, Goto Shinichi, Sawada Kaori, Tokuda Itoyo, Ihara Kazushige, Nakaji Shigeyuki, Matsubara Atsushi
Equilibrium Research 79 ( 1 ) 57 - 65 2020
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地域在住高齢者の運動習慣と身体機能および口腔機能に関する検討
白部 麻樹, 大渕 修一, 江尻 愛美, 伊藤 久美子, 河合 恒, 井原 一成, 金 憲経, 渡邊 裕, 平野 浩彦, 藤原 佳典
理学療法学Supplement 47 ( 0 ) J - 116_2-J-116_2 2020
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Study of general local residents's relationship between oral environment and oral bacterial flora
Noguchi Takao, Ihara Kazushige, Nakaji Shigeyuki, Kobayashi Wataru, Ishizaki Hiroshi, Tamura Yoshihiro, Oyama Toshiaki, Osanai Toshiyuki, Satake Anna, Fukuta Haruka, Akiyama Natsumi, Sawada Kaori
Hirosaki Medical Journal 71 ( 1 ) 46 - 54 2020
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サルコペニア・フレイルのスクリーニングツールとしてのSARC-FとSARC-F-3の有用性
解良 武士, 大渕 修一, 河合 恒, 平野 浩彦, 小島 基永, 渡邊 裕, 本川 佳子, 金 憲経, 藤原 佳典, 井原 一成
理学療法学Supplement 47 ( 0 ) J - 79_1-J-79_1 2020
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Association between Nutrients and Visceral Fat in Healthy Japanese Adults: A 2-Year Longitudinal Study Brief Title: Micronutrients Associated with Visceral Fat Accumulation.
Ozato N, Saito S, Yamaguchi T, Katashima M, Tokuda I, Sawada K, Katsuragi Y, Imoto S, Ihara K, Nakaji S
Nutrients 11 ( 11 ) 2019.11
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Effect of sarcopenia on peak expiratory flow rate
Kera Takeshi, Kawai Hisashi, Hirano Hirohiko, Watanabe Yutaka, Kojima Motonaga, Fujiwara Yoshinori, Ihara Kazushige, Obuchi Shuichi
The Journal of the Japan Society for Respiratory Care and Rehabilitation 28 ( 2 ) 298 - 302 2019
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<i>Blautia</i> genus associated with visceral fat accumulation in adults 20-76 years of age.
Ozato N, Saito S, Yamaguchi T, Katashima M, Tokuda I, Sawada K, Katsuragi Y, Kakuta M, Imoto S, Ihara K, Nakaji S
NPJ biofilms and microbiomes 5 ( 1 ) 28 2019
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The influence of aging on the methylation status of brain‐derived neurotrophic factor gene in blood
Kazushige Ihara, Manabu Fuchikami, Masahiro Hashizume, Satoshi Okada, Hisashi Kawai, Shuichi Obuchi, Hirohiko Hirano, Yoshinori Fujiwara, Mitsugu Hachisu, Kim Hongyong, Shigeru Morinobu
International journal of geriatric psychiatry 33 ( 10 ) 1312 - 1318 2018.6
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Association between statin use and physical function among community‐dwelling older Japanese adults
Hisashi Kawai, Kazushige Ihara, Takeshi Kera, Hirohiko Hirano, Yoshinori Fujiwara, Masashi Tanaka, Motonaga Kojima, Shuichi Obuchi
Geriatrics & gerontology international 18 ( 4 ) 623 - 630 2017.12
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Relationships between serum brain‐derived neurotrophic factor concentration and parameters for health scores in community‐dwelling older adults
Mitsugu Hachisu, Masahiro Hashizume, Hisashi Kawai, Hirohiko Hirano, Motonaga Kojima, Yoshinori Fujiwara, Shuichi Obuchi, Kazushige Ihara
Geriatrics & gerontology international 18 ( 3 ) 456 - 461 2017.12
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Differences in body composition and physical function related to pure sarcopenia and sarcopenic obesity: A study of community-dwelling older adults in Japan.
Kera T, Kawai H, Hirano H, Kojima M, Fujiwara Y, Ihara K, Obuchi S
Geriatrics & gerontology international 17 ( 12 ) 2602 - 2609 2017.12
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Inverse Association Between Height-Increasing Alleles and Extreme Longevity in Japanese Women
Kumpei Tanisawa, Nobuyoshi Hirose, Yasumichi Arai, Hiroshi Shimokata, Yoshiji Yamada, Hisashi Kawai, Motonaga Kojima, Shuichi Obuchi, Hirohiko Hirano, Hiroyuki Suzuki, Yoshinori Fujiwara, Yu Taniguchi, Shoji Shinkai, Kazushige Ihara, Maki Sugaya, Mitsuru Higuchi, Tomio Arai, Seijiro Mori, Motoji Sawabe, Noriko Sato, Masaaki Muramatsu, Masashi Tanaka
JOURNALS OF GERONTOLOGY SERIES A-BIOLOGICAL SCIENCES AND MEDICAL SCIENCES 73 ( 5 ) 588 - 595 2017.8
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Fear of falling, but not gait impairment, predicts subjective memory complaints in cognitively intact older adults.
Sakurai R, Suzuki H, Ogawa S, Kawai H, Yoshida H, Hirano H, Ihara K, Obuchi S, Fujiwara Y
Geriatrics & gerontology international 17 ( 7 ) 1125 - 1131 2017.7
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Exome-wide Association Study Identifies CLEC3B Missense Variant p.S106G as Being Associated With Extreme Longevity in East Asian Populations.
Tanisawa K, Arai Y, Hirose N, Shimokata H, Yamada Y, Kawai H, Kojima M, Obuchi S, Hirano H, Yoshida H, Suzuki H, Fujiwara Y, Ihara K, Sugaya M, Arai T, Mori S, Sawabe M, Sato N, Muramatsu M, Higuchi M, Liu YW, Kong QP, Tanaka M
The journals of gerontology. Series A, Biological sciences and medical sciences 72 ( 3 ) 309 - 318 2017.3
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Classification of frailty using the Kihon checklist: A cluster analysis of older adults in urban areas.
Kera T, Kawai H, Yoshida H, Hirano H, Kojima M, Fujiwara Y, Ihara K, Obuchi S
Geriatrics & gerontology international 17 ( 1 ) 69 - 77 2017.1
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Physical and psychological characteristics of the community-dwelling elderly with heart disease.
Kera T, Kawai H, Yoshida H, Hirano H, Kojima M, Fujiwara Y, Ihara K, Obuchi S
[Nihon koshu eisei zasshi] Japanese journal of public health 64 ( 1 ) 3 - 13 2017
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Alternating Motion Rate to Distinguish Elderly People With History of Pneumonia.
Kera T, Edahiro A, Hirano H, Kawai H, Yoshida H, Kojima M, Fujiwara Y, Ihara K, Obuchi S, TOSHIMA Research Group.
Respiratory care 61 ( 12 ) 1644 - 1650 2016.12
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Construct validity of posture as a measure of physical function in elderly individuals: Use of a digitalized inclinometer to assess trunk inclination.
Suzuki Y, Kawai H, Kojima M, Shiba Y, Yoshida H, Hirano H, Fujiwara Y, Ihara K, Obuchi S
Geriatrics & gerontology international 16 ( 9 ) 1068 - 73 2016.9
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Can You Ride a Bicycle? The Ability to Ride a Bicycle Prevents Reduced Social Function in Older Adults With Mobility Limitation.
Sakurai R, Kawai H, Yoshida H, Fukaya T, Suzuki H, Kim H, Hirano H, Ihara K, Obuchi S, Fujiwara Y
Journal of epidemiology 26 ( 6 ) 307 - 14 2016.6
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Prevalence and factors associated with xerostomia and hyposalivation among community-dwelling older people in Japan.
Ohara Y, Hirano H, Yoshida H, Obuchi S, Ihara K, Fujiwara Y, Mataki S
Gerodontology 33 ( 1 ) 20 - 7 2016.3
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One-Year Change in the Japanese Version of the Montreal Cognitive Assessment Performance and Related Predictors in Community-Dwelling Older Adults.
Suzuki H, Kawai H, Hirano H, Yoshida H, Ihara K, Kim H, Chaves PH, Minami U, Yasunaga M, Obuchi S, Fujiwara Y
Journal of the American Geriatrics Society 63 ( 9 ) 1874 - 9 2015.9
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Factors associated with self-rated oral health among community-dwelling older Japanese: A cross-sectional study.
Ohara Y, Hirano H, Watanabe Y, Obuchi S, Yoshida H, Fujiwara Y, Ihara K, Kawai H, Mataki S
Geriatrics & gerontology international 15 ( 6 ) 755 - 61 2015.6
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Serum brain-derived neurotrophic factor level in elderly women depression: a community-based study.
Hashizume M, Hachisu M, Yoshida H, Kim M, Kim HK, Amano Y, Hasegawa C, Suzuki T, Ihara K
Progress in neuro-psychopharmacology & biological psychiatry 56 109 - 16 2015.1
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Physical and sociopsychological characteristics of older community residents with mild cognitive impairment as assessed by the Japanese version of the Montreal Cognitive Assessment.
Fujiwara Y, Suzuki H, Kawai H, Hirano H, Yoshida H, Kojima M, Ihara K, Obuchi S
Journal of geriatric psychiatry and neurology 26 ( 4 ) 209 - 20 2013.12
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Depression status as a reliable predictor of functional decline among Japanese community-dwelling older adults: a 12-year population-based prospective cohort study.
Iwasa H, Yoshida Y, Kumagai S, Ihara K, Yoshida H, Suzuki T
International journal of geriatric psychiatry 24 ( 11 ) 1192 - 200 2009.11
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The prevalence, diagnostic significance and demographic characteristics of Schneiderian first-rank symptoms in an epidemiological sample of first-episode psychoses.
Ihara K, Morgan C, Fearon P, Dazzan P, Demjaha A, Lloyd T, Kirkbride JB, Hayhurst H, Murray RM, Jones PB
Psychopathology 42 ( 2 ) 81 - 91 2009
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Effects of cognitive function on functional decline among community-dwelling non-disabled older Japanese.
Ishizaki T, Yoshida H, Suzuki T, Watanabe S, Niino N, Ihara K, Kim H, Fujiwara Y, Shinkai S, Imanaka Y
Archives of gerontology and geriatrics 42 ( 1 ) 47 - 58 2006.1
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Epidemiological study of mumps deafness in Japan.
Kawashima Y, Ihara K, Nakamura M, Nakashima T, Fukuda S, Kitamura K
Auris, nasus, larynx 32 ( 2 ) 125 - 8 2005.6
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Self-assessed secondary difficulties among paralytic poliomyelitis and spinal cord injury survivors in Japan.
Kumakura N, Takayanagi M, Hasegawa T, Ihara K, Yano H, Kimizuka M
Archives of physical medicine and rehabilitation 83 ( 9 ) 1245 - 51 2002.9