Translation guide
How to talk about someone's area of expertise, specialty, or field of knowledge in Japanese. The best choice depends on whether you mean a professional field, a personal strong point, or an academic discipline.
Referring to the domain someone works in or is an expert in, such as a doctor's specialty or a researcher's field.
The most direct and common translation. Used for academic or professional specialties.
His area of expertise is artificial intelligence.
Please explain your area of expertise in detail.
A shorter, more casual way to say 'specialty' or 'field'. Often used in conversation.
What is your area of expertise?
His area of expertise is economics.
A more formal term, often used in academic or technical contexts to emphasize a specific domain.
This researcher's area of expertise is molecular biology.
Talking about something someone is particularly good at, not necessarily a formal profession.
Refers to a field one excels in or is confident about. More about personal strength than formal expertise.
My area of expertise is cooking.
Her area of expertise is negotiation.
A shorter, more casual way to say 'strong point'. Often used in daily conversation.
Specifically referring to a scholarly field or major.
専門 implies formal training or professional status, while 得意 simply means you are good at something. Use 専門 for doctors, lawyers, academics; use 得意 for hobbies or personal skills.
He is a doctor; his specialty is cardiac surgery.
She is good at cooking.
The phrase 'area of expertise' does not translate word-for-word. Avoid expressions like 専門のエリア or エキスパートの領域, which sound unnatural.
Math is my area of expertise.
My area of expertise is psychology.