Table 1. Objectives of the Principles of Preventive Measures against Overwork-Related Disorders.

1) To promote research on overwork-related disorders and publish the findings
	1-1) To analyze the state of compensated and non-compensated cases of overwork-related disorders
	1-2) To investigate the background factors of overwork-related disorders from the perspective of epidemiology and labor and social sciences
2) To increase awareness of overwork-related disorders
	2-1) To increase awareness of overwork-related issues among the public and that of working conditions among high school and university students
	2-2) To increase awareness of issues regarding long working hours, health disorders due to overwork, mental healthcare in the workplace, and power harassment at work (workplace bullying)
	2-3) To promote reviewing working style and taking paid vacation among workers
	2-4) To promote preventive measures based on business practice
	2-5) To increase awareness of overwork-related issues among public employees
3) To develop a counselling service system
	3-1) To set up face-to-face, telephone, or e-mail counselling service system on working conditions and health management
	3-2) To train and secure human resources (e.g., industrial physicians, occupational health and labor management personnel)
	3-3) To set up counselling service system for public employees
4) To support the activities of private sectors
	4-1) To support activities and events by private organizations, including symposia on the promotion of preventive measures against overwork-related disorders
	4-2) To disseminate activities of private organizations towards the public