About the Authors

Hiroko Hagiwara

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

Masaomi Iyo

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

Kenji Hashimoto

hashimoto@faculty.chiba-u.jp

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

Competing Interests

Kenji Hashimoto is a member of Editorial Board of PLOS ONE. This does not alter the authors′ 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: HH KH. Performed the experiments: HH. Analyzed the data: HH. Contributed reagents/materials/analysis tools: HH MI KH. Wrote the paper: HH KH.