About the Authors

Michio Takahashi

Affiliations Department of Psychiatry, Teikyo University Chiba Medical Center, Ichihara, Japan, Division of Clinical Neuroscience, Chiba University Center for Forensic Mental Health, Chiba, Japan

Yukihiko Shirayama

shirayama@rapid.ocn.ne.jp

Affiliations Department of Psychiatry, Teikyo University Chiba Medical Center, Ichihara, Japan, Division of Clinical Neuroscience, Chiba University Center for Forensic Mental Health, Chiba, Japan

Katsumasa Muneoka

Affiliation Department of Psychiatry, Teikyo University Chiba Medical Center, Ichihara, Japan

Masatoshi Suzuki

Affiliation Department of Psychiatry, Teikyo University Chiba Medical Center, Ichihara, Japan

Koichi Sato

Affiliation Department of Psychiatry, Teikyo University Chiba Medical Center, Ichihara, Japan

Kenji Hashimoto

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

Competing Interests

KH is a member of the Editorial Board of PLOS ONE. This does not alter the author's adherence to all the PLOS ONE policies on sharing data and materials. The other authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MT YS. Performed the experiments: MT YS KM. Analyzed the data: MT YS. Contributed reagents/materials/analysis tools: MT YS KM MS KS KH. Wrote the paper: MT YS KH.