Changes in social capital and depressive states of middle-aged adults in Japan

• Shin Nakamine ,

  Roles Conceptualization, Data curation, Formal analysis, Methodology, Writing – original draft, Writing – review & editing

  * E-mail: shinn.syr833@gmail.com

  Affiliations Faculty of Human Sciences, University of Tsukuba, Tsukuba, Ibaraki, Japan, JSPS Research Fellow, Chiyoda-ku, Tokyo, Japan

  http://orcid.org/0000-0002-0462-7885

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• Hirokazu Tachikawa,

  Roles Conceptualization, Data curation, Project administration, Supervision, Writing – review & editing

  Affiliation Department of Psychiatry, University of Tsukuba, Tsukuba, Ibaraki, Japan

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• Miyuki Aiba,

  Roles Conceptualization, Data curation, Writing – review & editing

  Affiliation Faculty of Human Sciences, Toyo Gakuen University, Bunkyo-ku, Tokyo, Japan

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• Sho Takahashi,

  Roles Conceptualization, Writing – review & editing

  Affiliation Department of Psychiatry, University of Tsukuba, Tsukuba, Ibaraki, Japan

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• Haruko Noguchi,

  Roles Supervision, Writing – review & editing

  Affiliation School of Political Science and Economics, Waseda University, Shinjuku-ku, Tokyo, Japan

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• Hideto Takahashi,

  Roles Methodology, Supervision

  Affiliation Natinal Institute of Public Health, Wako, Saitama, Japan

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• Nanako Tamiya

  Roles Conceptualization, Funding acquisition, Project administration, Supervision

  Affiliation Faculty of Medicine, University of Tsukuba, Tsukuba, Ibaraki, Japan

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