Research Interests 【 display / non-display 】

Research Interests 【 display / non-display 】

Graduating School 【 display / non-display 】

Graduating School 【 display / non-display 】

• 2010.04

  -

  2014.03

  Akita University   Faculty of Medicine   Graduated

• 2004.04

  -

  2008.03

  Kyoto University   Faculty of Economics   Graduated

Graduate School 【 display / non-display 】

Graduate School 【 display / non-display 】

• 　

  -

  2022.09

  Akita University  Graduate School, Division of Medicine  Doctor's Course  Completed

Campus Career 【 display / non-display 】

Campus Career 【 display / non-display 】

• 2022.10

  -

  Now

  Akita University   Hospital   Psychiatry   Assistant Professor  

Research Areas 【 display / non-display 】

Research Areas 【 display / non-display 】

• Life Science / Psychiatry

Qualification acquired 【 display / non-display 】

Qualification acquired 【 display / non-display 】

• First Kind of High School Teacher License

Thesis for a degree 【 display / non-display 】

Thesis for a degree 【 display / non-display 】

• Severity of depressive symptoms is associated with venous thromboembolism in hospitalized patients with a major depressive episode

  Kazuhisa Yoshizawa, Masahiro Takeshima, Sayaka Ishino, Masaya Ogasawara, Dai Fujiwara, Yu Itoh, Aya Imanishi, Hidenobu Ohta, Kazuo Mishima 

  Neuropsychiatric Disease and Treatment  17   2955 - 2963   2022.09  [Refereed]

  Domestic Co-author

  DOI

Research Achievements 【 display / non-display 】

Research Achievements 【 display / non-display 】

◆Original paper【 display / non-display 】

To the head of this page.▲

◆Original paper【 display / non-display 】

Novel hypnotics use and hip fracture risk in middle-aged and older adults: A large, population-based cohort study in Japan

Nana Shibata, Kazuhisa Yoshizawa, Masahiro Takeshima, Shingo Kitamura, Masaya Ogasawara, Mizuki Kudo, Yu Itoh, Eru Miyakoshi, Naoko Ayabe, Kazuo Mishima

Psychiatry and Clinical Neurosciences Reports   4 ( 3 )   2025.09  [Refereed]

Research paper (journal)  

DOI

Efficacy and safety of each class of sleep medication for major depressive disorder with insomnia symptoms: A systematic review and meta-analysis of double-blind randomized controlled trials

Taku Maruki, Masahiro Takeshima, Kazuhisa Yoshizawa, Yuna Maeda, Naoaki Otsuka, Yumi Aoki, Tomohiro Utsumi, Kentaro Matsui, Aran Tajika, Yoshikazu Takaesu

Psychiatry and Clinical Neurosciences   79 ( 6 ) 306 - 318   2025.03  [Refereed]

Research paper (journal)  

DOI

Association between polypharmacy and the long-term prescription of hypnotics in Japan: a retrospective cross-sectional study

Munehiro Komatsu, Masahiro Takeshima, Kazuhisa Yoshizawa, Masaya Ogasawara, Mizuki Kudo, Eru Miyakoshi, Yu Itoh, Nana Shibata, Naoko Ayabe, Kazuo Mishima

Frontiers in Psychiatry   15   1471457 - 1471457   2024.12

Research paper (journal)  

DOI PubMed

Successful Electroconvulsive Therapy for Tardive Dyskinesia and Tardive Dystonia Refractory to Valbenazine Treatment: A Case Report and Narrative Literature Review

Keisuke Irinaka, Yu Itoh, Kazuhisa Yoshizawa, Masaya Ogasawara, Naoko Ayabe, Kazuo Mishima, Masahiro Takeshima

Clinical Psychopharmacology and Neuroscience   22 ( 4 ) 688 - 696   2024.08  [Refereed]

Research paper (journal)  

DOI PubMed

Association between benzodiazepine anxiolytic polypharmacy and concomitant psychotropic medications in Japan: a retrospective cross-sectional study

Masahiro Takeshima, Kazuhisa Yoshizawa, Masaya Ogasawara, Mizuki Kudo, Yu Itoh, Naoko Ayabe, Nana Shibata, Kazuo Mishima

Frontiers in Psychiatry   15   1405049 - 1405049   2024.07

Research paper (journal)  

DOI PubMed

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Grant-in-Aid for Scientific Research 【 display / non-display 】

Grant-in-Aid for Scientific Research 【 display / non-display 】

• Grant-in-Aid for Early-Career Scientists

  Project Year： 2023.04  -  2026.03 

Presentations 【 display / non-display 】

Presentations 【 display / non-display 】

• 睡眠薬の長期処方に対する診療報酬改定と新規睡眠薬の効果

  竹島 正浩, 吉沢 和久, 小笠原 正弥, 伊藤 結生, 三島 和夫

  第119回日本精神神経学会学術総会  2023.06  -  2023.06