Also known as project post-mortem, postmortem analysis, postmortem documentation, postmortem
過去の行動から導き出された経験であり、将来の行動において積極的に考慮されるべきもの
In the Vinony graph
Vinony's link graph records 28 inbound references to 教訓, and connects out to project management, risk management and A Guide to the Project Management Body of Knowledge.
Vinony files it under Project management and Risk management.
Vinony links it to 5 Wikipedia language editions.