Translation guide
In Japanese, 'computer system' is commonly expressed with the loanword コンピューターシステム or the native term 計算機システム. The choice depends on context and formality.
Referring to a computer system in a broad sense, including hardware, software, and networks.
The most common and widely understood term. Used in business, IT, and everyday contexts.
We introduced a new computer system.
A more formal or technical term, often used in academic or engineering contexts. '計算機' means 'computer' (literally 'calculating machine').
This computer system is capable of high-speed processing.
In some contexts, simply 'computer' can imply the entire system, but it's less precise. Use only when the system aspect is clear from context.
This computer manages the entire system.