About the Authors

Hiroaki Kubo

Roles Data curation, Formal analysis, Investigation, Methodology, Validation, Visualization, Writing – original draft, Writing – review & editing

Affiliation Department of Neuropsychiatry, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Fukuoka, Japan

Hiromi Urata

Roles Investigation, Methodology

Affiliation Department of Neuropsychiatry, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Fukuoka, Japan

Ryoko Katsuki

Roles Formal analysis

Affiliation Department of Neuropsychiatry, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Fukuoka, Japan

Miyako Hirashima

Roles Investigation, Resources

Affiliation TOTO Ltd., Kitakyushu, Fukuoka, Japan

Shion Ueno

Roles Investigation, Resources

Affiliation TOTO Ltd., Kitakyushu, Fukuoka, Japan

Yuriko Suzuki

Roles Software, Writing – review & editing

Affiliation Department of Mental Health Policy, National Institute of Mental Health, National Center of Neurology and Psychiatry, Kodaira, Tokyo, Japan

Daisuke Fujisawa

Roles Writing – review & editing

Affiliation Department of Neuropsychiatry, Keio University School of Medicine, Shinjuku-ku, Tokyo, Japan

Naoki Hashimoto

Roles Writing – review & editing

Affiliation Department of Psychiatry, Hokkaido University Graduate School of Medicine, Sapporo, Hokkaido, Japan

Keiji Kobara

Roles Writing – review & editing

Affiliation Shimane Prefectural Counseling Center for Physical and Mental Health, Matsue, Shimane, Japan

Tetsuji Cho

Roles Writing – review & editing

Affiliation Mie Prefectural Mental Medical Center, Tsu, Mie, Japan

Toshiko Mitsui

Roles Supervision, Writing – review & editing

Affiliation Kitakyushu Mental Health Center, Kitakyushu, Fukuoka, Japan

Shigenobu Kanba

Roles Project administration, Supervision, Writing – review & editing

Affiliation Department of Neuropsychiatry, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Fukuoka, Japan

Kotaro Otsuka

Roles Funding acquisition, Software, Supervision, Writing – review & editing

Affiliation Department of Neuropsychiatry, School of Medicine, Iwate Medical University, Morioka, Iwate, Japan

Takahiro A. Kato

Roles Conceptualization, Data curation, Funding acquisition, Investigation, Methodology, Project administration, Software, Validation, Visualization, Writing – original draft, Writing – review & editing

takahiro@npsych.med.kyushu-u.ac.jp

Affiliation Department of Neuropsychiatry, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Fukuoka, Japan

Competing Interests

Miyako Hirashima and Shion Ueno are employed by TOTO Ltd. There are no patents, products in development or marketed products to declare. This does not alter our adherence to all the PLOS ONE policies on sharing data and materials, as detailed online in the guide for authors.