cause analysis; causal analysis; diagnosis
Used in technical, business, and medical contexts for systematic investigation of root causes. Often appears in phrases like 原因分析を行う.
事故の原因分析を行い、再発防止策を検討した。
We conducted a cause analysis of the accident and considered measures to prevent recurrence.
このソフトウェアは故障の原因分析に役立つ。
This software is useful for diagnosing the cause of failures.
要因分析 focuses on contributing factors, while 原因分析 targets the root cause.
根本原因分析 is a more formal term for root cause analysis, often used in quality management.
Compound of 原因 (cause) and 分析 (analysis).