| Treaty Concerning the International Convention for the Protection of Industrial Property | Treaty No. 5 | July 27, 1938 (came into force on August 1, 1938) | 48 |
| Effective Date of the Law for Agrarian Adjustment | Imperial Ordinance No. 525 | July 29, 1938 | 48 |
| Ordinance Concerning the Operation of the Law for Agrarian Adjustment | Imperial Ordinance No. 526 | July 29, 1938 | 48 |
| Ordinance Concerning Registration of Farm Land Tilled by the Owners | Imperial Ordinance No. 527 | July 29, 1938 | 48 |
| Revision of the Regulations Concerning the Operation of the Registration Tax Law | Imperial Ordinance No. 528 | July 27, 1938 | 48 |
| Organization of Commission for Readjustment of Transportation Enterprises | Imperial Ordinance No. 543 | August 3, 1938 | 49 |
| Revision of the Ordinance Concerning the Badge to be Worn by Soldiers Wounded in Action | Imperial Ordinance No. 553 | August 3, 1938 (came into force on September 1st) | 49 |
| Effective Date of Part of the Electric Power Control Law | Imperial Ordinance No. 574 | August 9, 1938 | 49 |
| Ordinance Concerning Operation of the Electric Power Control Law | Imperial Ordinance No. 575 | August 9, 1938 | 49 |
| Effective Date of the Japan Electricity Generation and Distribution Company Law | Imperial Ordinance No. 576 | August 9, 1938 | 50 |
| Ordinance Concerning Operation of the Japan Electricity Generation and Distribution Company Law | Imperial Ordinance No. 577 | August 9, 1938 | 50 |
| Effective Date of Law Concerning Disposal of Corporation Debentures Accompanying Electricity Control under Law No. 78 of 1938 | Imperial Ordinance No. 578 | August 9, 1938 | 50 |
| Ordinance Concerning Operation of Law Relating to Disposal of Corporation Debentures Accompanying Electricity Control | Imperial Ordinance No. 579 | August 9, 1938 | 50 |
| Organization of the Commission for the Appraisal of Electric Power | Imperial Ordinance No. 580 | August 9, 1938 | 50 |
| Amendment to the Ordinance Concerning the Temporary Capital Adjustment Law | Imperial Ordinance No. 590 | August 15, 1938 | 50-51 |
| Effective Date of the Aeroplane Industry Law | Imperial Ordinance No. 605 | August 27, 1938 | 51 |
| Operations in Chosen of Part of the Aeroplane Industry Law | Imperial Ordinance No. 606 | August 27, 1938 | 51 |
| Ordinance concerning Operation of the Aeroplane Industry Law | Imperial Ordinance No. 607 | August 27, 1938 | 51 |
| Organization of Commission on the Aeroplane Industry | Imperial Ordinance No. 609 | 1938 | 51 |
| Organization of Commission on Mechanical Technique in the Aeroplane Industry | Imperial Ordinance No. 610 | 1938 | 51-52 |
| Trade Agreement between Japan, Manchoukuo and Italy | Treaty No. 6 | August 31, 1938 (put in force as from September 1st) | 52 |