About the Authors

Nagafumi Doi

n.doi@pref.ibaraki.lg.jp

Affiliation Department of Psychiatry, Ibaraki Prefectural Tomobe Hospital, Kasama-shi, Ibaraki, Japan

Yoko Hoshi

Affiliation Integrated Neuroscience Research Team, Tokyo Institute of Psychiatry, Kamikitazawa, Setagaya-ku, Tokyo, Japan

Masanari Itokawa

Affiliation Schizophrenia Research Project, Tokyo Institute of Psychiatry, Kamikitazawa, Setagaya-ku, Tokyo, Japan

Chie Usui

Affiliation Department of Psychiatry, Faculty of Medicine, Juntendo University, Tokyo, Japan

Takeo Yoshikawa

Affiliation Laboratory for Molecular Psychiatry, RIKEN Brain Science Institute, Hirosawa, Wako, Saitama, Japan

Hirokazu Tachikawa

Affiliations Department of Psychiatry, Ibaraki Prefectural Tomobe Hospital, Kasama-shi, Ibaraki, Japan, Department of Psychiatry, Graduate School of Comprehensive Human Science, Tsukuba University, Tsukuba, Ibaraki, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ND. Performed the experiments: ND YH MI CU TY. Analyzed the data: ND YH MI CU TY HT. Contributed reagents/materials/analysis tools: ND. Wrote the paper: ND YH MI.