Article 4. The Ministry of Postal Services shall, in order to perform the functions prescribed in this Law, have the power as listed belows:
1. To conclude, in accordance with the provisions of laws and regulations and within the limits of the budgets, contracts necessary for the performance of the businesses under its jurisdiction;
2. To establish, maintain or abolish, in accordance with the provisions of laws and regulations, facilities necessary for the performance of the businesses under its jurisdiction, such as service facilities and research facilities;
3. To supply, in accordance with the provisions of laws and regulations, articles and materials necessary for the performance of the businesses under its jurisdiction, such as articles and materials to be used in the services or researches, and stationeries;
4. To dispose, in accordance with the provisions of laws and regulations, of properties no longer required;
5. In accordance with the provisions of the National Public Service Law (Law No.120 of 1947), to take necessary actions related to the official status of the personnel such as appointment or removal and reward or discipline;
6. To determine, within the limits not conflicting with the National Public Service Law and other laws and regulations, service conditions, such as compensation and duty hours of the personnel;
7. To establish, maintain or abolish facilities necessary for the welfare and sanitation of the personnel in conformity with the provisions of laws and regulations providing the welfare and sanitation for Japanese Government personnel;
8. To train the personnel in accordance with the provisions of laws and regulations;
9. To establish, maintain or abolish, in accordance with the provisions of laws and regulations, houses and living quarters for use of the personnel;
10. To make administrative inspection of the businesses under its jurisdiction, and take necessary actions in accordance with the provisions of laws and regulations;
11. In accordance with the provisions of laws and regulations, to pay for damages and accept reparations concerning businesses under its jurisdiction;
12. To determine the official seal of the Ministry of Postal Services;
13. To publish and distr bute statistics and information of studies and investigations related to the businssses under its jurisdiction;
14. To make publicity and information concerning the services under its jurisdiction;
15. To conduct, in the limits not affecting the performance of the proper businesses, commercial advertisement service utilizing equipments and articles used in the Services or other articles necessary for utilizing the Mail Service, such as postage stamp books;
16. To fiix service hours and contents of services to be handled at post offices;
17. To make and sell articles necessary for utilizing the Mail Service, such as packing goods and envelops;
18. Within the limits authorized by treaties and conventions or laws, to negotiate and conclude agreements related to foreign mail service, foreign postal order service and foreign postal transfer saving service, and to reduce or increase the fees thereof;
19. In accordance with the provisions of laws and regulations, to operate reserve funds and surplus funds derived from Post Office Life Insurance Service and Post Office Annuities Service;
20. To establish, maintain or abolish sanitation facilities for the insured of Post Office Life Insurance within the limits of an appropriation by the Diet for this specific purpose;
21. In accordance with the provisions of laws and regulations, to collect revenues and make such payments as are necessary for the performance of the businesses under its jurisdiction and to specify method of reporting and accounting for such receipts and expenditures;
22. Powers prescribed by treaties and conventions, laws or orders authorized by the special delegation of laws as to be involved in the powers of the Ministry, besides those regulations prescribed in the preceding items.