About the Authors

Taisuke Yoshida

Affiliations Division of Clinical Neuroscience, Chiba University Center for Forensic Mental Health, Chiba, Japan, Department of Psychiatry, Chiba University Graduate School of Medicine, Chiba, Japan

Motomu Suga

Contributed equally to this work with: Motomu Suga, Kunimasa Arima, Yasuko Muranaka, Tsunehiko Tanaka

Affiliation Department of Neuropsychiatry, Graduate School of Medicine, University of Tokyo, Tokyo, Japan

Kunimasa Arima

Contributed equally to this work with: Motomu Suga, Kunimasa Arima, Yasuko Muranaka, Tsunehiko Tanaka

Affiliation Department of Psychiatry, National Center Hospital, National Center of Neurology and Psychiatry, Tokyo, Japan

Yasuko Muranaka

Contributed equally to this work with: Motomu Suga, Kunimasa Arima, Yasuko Muranaka, Tsunehiko Tanaka

Affiliation Department of Neuropsychiatry, University of Toyama Graduate School of Medicine and Pharmaceutical Sciences, Toyama, Japan

Tsunehiko Tanaka

Contributed equally to this work with: Motomu Suga, Kunimasa Arima, Yasuko Muranaka, Tsunehiko Tanaka

Affiliation Department of Psychiatry, Course of Integrated Brain Sciences, Medical Informatics, Institute of Health Biosciences, University of Tokushima Graduate School, Tokushima, Japan

Satoshi Eguchi

Affiliation Department of Neuropsychiatry, Graduate School of Medicine, University of Tokyo, Tokyo, Japan

Crystal Lin

Affiliation Department of Psychiatry, National Center Hospital, National Center of Neurology and Psychiatry, Tokyo, Japan

Sumiko Yoshida

Affiliation Department of Psychiatry, National Center Hospital, National Center of Neurology and Psychiatry, Tokyo, Japan

Masanori Ishikawa

Affiliation Department of Psychiatry, National Center Hospital, National Center of Neurology and Psychiatry, Tokyo, Japan

Yuko Higuchi

Affiliation Department of Neuropsychiatry, University of Toyama Graduate School of Medicine and Pharmaceutical Sciences, Toyama, Japan

Tomonori Seo

Affiliation Department of Neuropsychiatry, University of Toyama Graduate School of Medicine and Pharmaceutical Sciences, Toyama, Japan

Yoshinori Ueoka

Affiliation Department of Psychiatry, Course of Integrated Brain Sciences, Medical Informatics, Institute of Health Biosciences, University of Tokushima Graduate School, Tokushima, Japan

Masahito Tomotake

Affiliation Department of Psychiatry, Course of Integrated Brain Sciences, Medical Informatics, Institute of Health Biosciences, University of Tokushima Graduate School, Tokushima, Japan

Yasuhiro Kaneda

Affiliation Department of Psychiatry, Iwaki Clinic, Tokushima, Japan

David Darby

Affiliation CogState Ltd., Melbourne, Australia

Paul Maruff

Affiliation CogState Ltd., Melbourne, Australia

Masaomi Iyo

Affiliation Department of Psychiatry, Chiba University Graduate School of Medicine, Chiba, Japan

Kiyoto Kasai

Affiliation Department of Neuropsychiatry, Graduate School of Medicine, University of Tokyo, Tokyo, Japan

Teruhiko Higuchi

Affiliation National Center of Neurology and Psychiatry, Tokyo, Japan

Tomiki Sumiyoshi

Affiliation Department of Neuropsychiatry, University of Toyama Graduate School of Medicine and Pharmaceutical Sciences, Toyama, Japan

Tetsuro Ohmori

Affiliation Department of Psychiatry, Course of Integrated Brain Sciences, Medical Informatics, Institute of Health Biosciences, University of Tokushima Graduate School, Tokushima, Japan

Kiyohisa Takahashi

Affiliation Japan Foundation for Neuroscience and Mental Health, Tokyo, Japan

Kenji Hashimoto

hashimoto@faculty.chiba-u.jp

Affiliation Division of Clinical Neuroscience, Chiba University Center for Forensic Mental Health, Chiba, Japan

Competing Interests

The authors have the following competing interests: Drs. Darby and Maruff are employees of CogState Ltd which developed Cogstate Schizophrenia Battery. 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. Dr. Kenji Hashimoto is a member of editorial Board of PLOS ONE. All other authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: TY KT KH. Performed the experiments: TY MS KA YM TT SE CL SY M. Ishikawa YH T. Se YU MT YK M. Iyo KK TH T. Su TO. Analyzed the data: TY. Contributed reagents/materials/analysis tools: YK DD PM. Wrote the paper: TY KH. Calculated the uploaded raw data using custom software of CogState Ltd: DD PM.