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Ordinance on Industrial Safety and Health
Ministry of Labour Ordinance No. 32 of September 30, 1972

Latest Amendments:
Ministry of Health, Labour and Welfare Ordinance No. 47 of March 30, 2007
In Japanese

Update : 2008.03.28

Appended Table 4 (Related to Article 62)
Class-1 health officer's license
  • (i) A person who has passed the license examination for class-1 health officer
  • (ii) A person who has completed and graduated from a medical course of a university or technical college accredited under the School Education
  • (iii) A person who has majored in and graduated from a course on health and hygiene, and has completed a course or a subject on industrial health
  • (iv) Other persons provided by the Minister of Health, Labour and Welfare
Class-2 health officer's license
  • (i) A person who has passed the license examination for class-2 health officer
  • (ii) Other persons provided by the Minister of Health, Labour and Welfare
Health officer's license on Industrial hygiene
  • (i) A person who has completed and graduated from a engineering or a science course of a university or a technical college accredited under the School Education Act, and has completed a course provided by the Minister of Health, Labour and Welfare
  • (ii) Other persons provided by the Minister of Health, Labour and Welfare
Operations chief of work in pressurized chamber license A person who has passed the license examination for operations chief of work in pressurized chamber
Operations chief of gas welding license
  • (i) A person who has passed the license examination for operations chief of gas welding
  • (ii) A person who has completed the plastic processing or welding course listed in the column of the training course of Appended Table 9 of the Enforcement Ordinance of the Human Resource Development and Promotion Act, among those training courses for instructors set forth in paragraph (1) of Article 27 of the same Act, to be conducted by the Human Resource Development and Promotion University
  • (iii) Other persons provided by the Minister of Health, Labour and Welfare
Operations chief of forestry cableway license
  • (i) A person who has passed license examination for operations chief of forestry cableway
  • (ii) A person who has majored in and graduated from a course or a subject on skyline logging cable cranes and logging cableways of a university or a technical college accredited under the School Education Act and has experiences having engaged in the work of forestry cableway for one year or longer thereafter
  • (iii) A person who has majored in and graduated from a course or a subject on skyline logging cable cranes and logging cableways of a senior high schools or a secondary education schools accredited under the School Education Act and has experiences having engaged in the work of forestry cableway for three years or longer thereafter
  • (iv) Other persons provided by the Minister of Health, Labour and Welfare
Special class boiler expert’s license
  • (i) Of a person who has experiences having handled boilers (excluding boilers listed in (a) to (d) of item (v) of Article 20 of the Order and small sized boiler, hereinafter the same shall apply in this column) for five years or longer after having obtained Class-1 boiler expert’s license or has experiences having served as a operations chief of boiler for three years or longer after having received the said license, those who have passed the license examination for special class boiler expert
  • (ii) A person listed in (b) or (c) of item (i) of Article 101 of the Boiler Ordinance, and who have passed the license examination for special class boiler expert
Class-1 boiler expert’s license
  • (i) Of a person who has experiences having handled boilers for two years or longer after having obtained class-2 boiler expert’s license or has experiences having served as a operation chief of boiler for one year or longer after having received the said license, those who have passed the license examination for class-1 boiler experts
  • (ii) A person listed in (b) and (c) of item (ii) of Article 101 of the Boilers Ordinance, and who have passed the license examination for class-1 boiler expert
Class-2 boiler expert’s license
  • (i) A person who has passed the license examination for class-2 boiler expert
  • (ii) A person prescribed by(b) and (c) of item (iii) of Article 97 of the Boilers Ordinance
Operations chief of radiography with X-rays license
  • (i) A person who has passed the license examination for operations chief of radiography with X-rays
  • (ii) A person listed in each item of Article 48 of the Ionization Ordinance
Operations chief of radiography with gamma-rays license
  • (i) A person who has passed the license examination for operations chief of radiography with gamma-rays
  • (ii) A person listed in each item of Article 52-4 of the Ionization Ordinance
Operations chief of the work for handling specified class-1 pressure vessel license A person listed in each item of paragraph (1) of Article 119 of the Boiler Ordinance
Blasting operator's license
  • (i) A person who has passed the license examination for blasting operator
  • (ii) A person who has majored in and graduated from a subject on applied chemistry, mine engineering or civil engineering of a university, a technical college, a senior high school and a secondary education school accredited under the School Education Act, and has engaged in the practical trainingon blasting work for one year or longer thereafter
Cargo lifting appliance operator's license
  • (i) A person who has passed the license examination for cargo lifting appliance operator
  • (ii) Of a person who has passed the academic test of the license examination for cargo lifting appliance operator, those who have completed the practical training course for cargo lifting appliance operation within one year from the day when the said test was conducted
  • (iii) A person who has completed the training of the lifting and transporting machine operation-type crane operation course or the lifting and transporting machine operation-type stevedore course prescribed in the column of training courses of Appended Table 2 of the Ordinance on the Human Resources Development and Promotion Act, or the training (excluding the one conducted by correspondence) of the crane operation course or the stevedore course listed in the column of training courses of Appended Table 4 of the same Ordinance, among the basic training or the ability redeveloping training which are the statutory training of paragraph (1) of Article 27 of the Human Resources Development and Promotion Act, and underwent the training pertaining to cargo lifting appliance
  • (iv) Other persons provided by the Minister of Health, Labour and Welfare
Special class boiler welder's license A person who has passed the license examination for special class boiler welders
Ordinary class boiler welder's license
  • (i) A person who has passed the license examination for ordinary class boiler welders
  • (ii) A person who may be exempted from all subjects of the academic test and all the practical skill tests in the license examination for ordinary class boiler welders
Boiler maintenance technician 's license A person who has passed the license examination for boiler maintenance technician
Crane/derrick operator's license
  • (i) A person who has passed a license examination for crane/derrick operators
  • (ii) A person listed in item (ii) to (vi) of Article 223 of the Cranes Ordinance
Mobile crane operator's license
  • (i) A person who has passed a license examination for mobile crane operators
  • (ii) A person listed in item (ii) to (v) of Article 229 of the Cranes Ordinance
Diver’s license A person who has passed a license examination for diving workers
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