OBS_VALUE: All businesses which hire at least five employees regularly must not employ women of 18 years or over who are not pregnant in any work harmful and dangerous to the function of pregnancy or delivery from among those hazardous or dangerous to health. The list of such prohibited jobs is designated and publicly announced by the Minister of Employment and Labor. Also, an employer cannot have women work inside pits. However, a temporary exception may apply to perform activities, such as health and medical treatment, the gathering and report of news, etc.