| 12.15.2022 | Points regarding Infection Control Measures in the New Year Holidays (PDF) |
| 12.02.2022 | The revised Basic Policies for Novel Coronavirus Disease Control (PDF) |
| 11.25.2022 | Measures against the Burden on Health Care System due to Spread of Infection from this Fall Onwards (PDF) |
| 11.24.2022 | Information for Students and Parents regarding Vaccinations against the Omicron Variant (PDF) |
| 11.17.2022 | Request for Further Efforts for Promotion of Vaccinations against the Omicron Variant for Teachers and Staff (PDF) |
| 10.28.2022 | Information regarding the Implementation of Vaccinations against COVID-19 for Infants between 6 Months and 4 Years Old (PDF) |
| 10.28.2022 | Leaflet about Wearing Masks (Request for Further Dissemination) (PDF) |
| 10.28.2022 | Infection countermeasures in anticipation of concurrent spread of COVID-19 and seasonal influenza (PDF) |
| 09.29.2022 | The revised Basic Policies for Novel Coronavirus Disease Control including revision of the Medical Treatment Period for Patients with Novel Coronavirus Disease（PDF) |
| 09.22.2022 | Tentative English translation of the “Guidelines for Countermeasures in the case where COVID-19 Infection of Students, Teachers or Staff is confirmed at the Schools”（PDF) |
| 09.12.2022 | Points regarding the Implementation of Vaccinations for Infants and Children against COVID-19 Infections in Schools（PDF) |
| 09.12.2022 | Thorough Ventilation to Prevent the Spread of COVID-19 and its Effective Implementation（PDF) |
| 09.02.2022 | Revision of the Guidelines for Countermeasures in the case where COVID-19 Infection of Students, Teachers or Staff is confirmed at the Schools（PDF) |
| 09.02.2022 | Countermeasures against COVID-19 after the Summer Vacation（PDF) |
| 08.02.2022 | Measures for persons confirmed to be infected with COVID-19 and those in close contact with infected persons（PDF) |
| 07.26.2022 |
Revision of Isolation Period for Close Contacts(PDF) |
| 07.19.2022 | The revised Basic Policies for Novel Coronavirus Disease Control(PDF) |
| 07.12.2022 | Countermeasures against COVID-19 during the Summer Vacation(PDF) |
| 06.21.2022 | Points Regarding Countermeasures against COVID-19 at Schools Going Forward(PDF) |
| 06.13.2022 | Wearing Masks by Children and Students in Summer(PDF) |
| 05.26.2022 | Leaflet about Wearing Masks(PDF) |
| 05.26.2022 | Wearing Masks by Children and Students at Schools(PDF) |
| 05.24.2022 | The revised Basic Policies for Novel Coronavirus Disease Control(PDF) |
| 04.04.2022 | Revision of “COVID-19 Infection Control Manuals and Guidelines for schools -New School Lifestyle-”（PDF) |
| 04.04.2022 | Revision of the Guidelines for Continuous School Operation in response to COVID-19(PDF) |
| 04.01.2022 | New School Lifestyle— COVID-19 Infection Control Manuals and Guidelines for Schools(PDF) |