Yama A., Department of Occupational Health Practice and Management, Institute of Industrial Ecological Sciences, University of Occupational and Environmental Health, 8078555, Japan; Nagata T., Department of Occupational Health Practice and Management, Institute of Industrial Ecological Sciences, University of Occupational and Environmental Health, 8078555, Japan; Odagami K., Department of Occupational Health Practice and Management, Institute of Industrial Ecological Sciences, University of Occupational and Environmental Health, 8078555, Japan; Adi N.-P., Department of Occupational Health Practice and Management, Institute of Industrial Ecological Sciences, University of Occupational and Environmental Health, 8078555, Japan, Department of Community Medicine, Faculty of Medicine, Universitas Indonesia, 10320, Jakarta, Indonesia; Nagata M., Department of Occupational Medicine, School of Medicine, University of Occupational and Environmental Health, 8078555, Japan; Mori K., Department of Occupational Health Practice and Management, Institute of Industrial Ecological Sciences, University of Occupational and Environmental Health, 8078555, Japan; W S-Ohpm Study O.B.O.T.