What is the core business of this company?
Updating the core system takes time.
This factory serves as the backbone of the local economy.
The automobile industry is a mainstay industry of Japan.
核心 points to the essential, often abstract heart of a matter, whereas 基幹 refers to the concrete structural or functional backbone of a system.
基盤 emphasizes the foundation on which something is built, while 基幹 emphasizes the core framework that keeps a system running.
基幹 means the core or foundation of a system in general (e.g. 基幹システム), whereas バックボーン specifically refers to the high-capacity core of a network.
機関 (same reading) means an institution or engine/mechanism, while 基幹 means the core or backbone of a system, not an institution itself.
器官 (same reading) refers to a biological organ, whereas 基幹 refers to the structural core of a system or organization, not a body part.
期間 (same reading) means a period of time, while 基幹 means the core or mainstay of a system, unrelated to time.
mission-critical task; core business operation
key industry; basic industry
core system; mission-critical system
Compound of 基 (foundation, base) and 幹 (trunk, main part). The combination conveys the idea of a central supporting structure.