1 Research Center for Social Science and Medicine, Tokyo Metropolitan Institute of Medical Science, 2-1-6 Kamikitazawa, Setagaya-ku, Tokyo, 156-8506, Japan. sandou-tky@umin.ac.jp.
2 Department of Neuropsychiatry, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo, 113-8655, Japan. sandou-tky@umin.ac.jp.
3 Tokyo Medical Examiner's Office, 4-21-18 Otsuka, Bunkyo-ku, Tokyo, 112-0012, Japan.
4 Department of Forensic Medicine, Jichi Medical University, 3311-1 Yakushiji, Shimotsuke, Tochigi, 329-0498, Japan.
5 Department of Epidemiology and Environmental Health, Juntendo University, 2-1-1 Hongo, Bunkyo-ku, Tokyo, 113-8421, Japan.
6 Graduate school of Education, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo, 113-0033, Japan.
7 National Research Institute of Police Science, 6-3-1 Kashiwanoha, Kashiwa-shi, Chiba, 277-0882, Japan.
9 Research Center for Social Science and Medicine, Tokyo Metropolitan Institute of Medical Science, 2-1-6 Kamikitazawa, Setagaya-ku, Tokyo, 156-8506, Japan.