First Progress Report: The Results of the Investigation and Examining on the Unidentified and Unsolved Matters of the Fukushima Nuclear Accident
4-6-2 Root causes analysis
The direct causes, the root cause from our organizational structures and the preventive measures for the safety regulation breach regarding the operation of the emergency air ventilation systems in the main control room in the Unit 5 of Kashiwazaki Kariwa
The investigation result for the safety regulation breach regarding the operation of the emergency air ventilation systems in the main control room in the Unit 5 of Kashiwazaki Kariwa nuclear Power Station (Attachment)
Report on TEPCO's Self-Assessment of Progress
Report on the Direct Cause, Root Cause and Recurrence Prevention Measures of the Technical Specification Noncompliance Due to the Inadequate Maintenance of the Measurement Control Equipments Installed in the Units under Long-term Suspension at Kashiwazaki
Report on the Direct Cause, Root Cause and Recurrence Prevention Measures of the Technical Specification Noncompliance Due to the Inadequate Maintenance of the Measurement Control Equipments Installed in the Units under Long-term Suspension at Kashiwazaki
Report on the Direct Cause, Root Cause and Recurrence Prevention Measures of the Technical Specification Noncompliance Due to the Inadequate Maintenance of the Measurement Control Equipments Installed in the Units under Long-term Suspension at Kashiwazaki
Regarding safety measure improvements after the accidents occurred at Fukushima Daiichi Nuclear Power Station