Translation guide
The English word 'overhaul' can mean to completely repair or renovate something, or to thoroughly examine and improve a system. This guide covers natural Japanese expressions for both meanings.
To take apart, repair, and reassemble a machine, vehicle, or system so it is like new.
To thoroughly review and make major changes to a system, process, or organization to improve it.
The English word 'overhaul' is often translated directly as オーバーホール, but this is mainly used for mechanical repairs. For systemic changes, use the phrases listed under 'Examine and improve a system'.
A loanword from English, commonly used for mechanical overhauls, especially of engines, watches, etc. Widely understood.
I will overhaul the engine.
Literally 'disassembly repair'. A more technical term for taking something apart and fixing it.
I requested an overhaul of the watch.
Means 'complete disassembly and maintenance'. Used in technical contexts like aircraft or heavy machinery.
A complete overhaul of the aircraft takes several weeks.
We need to overhaul the tax system.
Means 'to comprehensively reform'. Suitable for large-scale changes in organizations or laws.
There is a plan to overhaul the education system.
Means 'to renew' or 'to revamp'. Often used for overhauling an image, brand, or system.
We will overhaul the company's image.
Literally 'to carry out a major reform'. Emphasizes the scale of change.
The government announced it would overhaul the administration.