1. Purport of introducing observer into the peer review activities
- The idea is to have someone from outside the member ranks view objectively the NSnet peer review activities from a third party perspective and evaluate whether the review process is effective.

- In addition, the idea is to gain guidance and advice for peer review activities, by comparing the status of efforts toward a safety culture and activities in specialty areas in other industries, and thereby help to improve the quality of the review.

- Publicizing the opinions and impressions of the observer (evaluation results) to promote objectivity and transparency of the peer review activities.

2. Details of observer evaluation (from what perspectives)
Based on the above purport, the observer views the progression of the review and its points of focus, and then makes an evaluation from the following three perspectives.

(1) Status of peer review activities (opinions regarding activities in general)
(2) Method of review
With regard to the three methods of document examination, interviews and field observation used in the peer review activities, the observer carries out separate evaluations (appropriateness, etc., of viewpoints and progression of process).
(3) Messages for other safety activities