Translation guide
The English word 'territory' can refer to physical land under control, an animal's range, a sales area, or a metaphorical domain. This guide helps learners choose natural Japanese expressions for each meaning.
To refer to a geographical area controlled by a country, government, or group.
The standard word for national territory. Used in political, legal, and geographical contexts.
その国は領土を拡大しようとしている。
That country is trying to expand its territory.
Can mean territory, domain, or area. Often used in academic or formal contexts, and also for spheres of influence.
この地域は昔、他国の領域だった。
This region was once the territory of another country.
Literally 'rope stretch', originally meaning a demarcated area. Now often used for gang turf or animal territory. Can sound rough or informal for national territory.
ここは俺たちの縄張りだ。
This is our territory.
To describe the area an animal defends or inhabits.
The most common word for an animal's territory. Used in biology and everyday speech.
猫は自分の縄張りを持っている。
Cats have their own territory.
Loanword from English, often used in scientific or casual contexts. Common in nature documentaries.
To refer to a designated area for business, sales, or distribution.
Literally 'assigned area'. The standard term in business for a sales territory or service area.
彼の担当区域は東京の西部です。
His sales territory is the western part of Tokyo.
Commonly used in business contexts, especially in sales. Slightly more casual than 担当区域.
このエリアは私のテリトリーです。
This area is my territory.
Can be used humorously or informally for a sales territory, but implies a turf war or possessive attitude. Use with caution.
May sound too aggressive or gang-like in formal business settings.
To express that something is someone's area of expertise, control, or interest.
Used for abstract domains like academic fields, areas of responsibility, or spheres of activity.
それは私の専門領域ではありません。
That's not my territory (area of expertise).
Means 'field' or 'area', often used for academic or professional domains. Less about control, more about scope.
Used metaphorically, similar to English. Common in casual conversation.
領土 is strictly for national territory. 領域 is broader, covering abstract domains and formal areas. 縄張り implies a defended turf, often used for gangs or animals, and can sound rough if used for national borders.
領土問題は解決が難しい。
Territorial disputes are hard to resolve.
この研究は新しい領域を開拓した。
This research opened up new territory.
猫が縄張り争いをしている。
The cats are fighting over territory.
In English, 'territory' is often used in phrases like 'uncharted territory' or 'familiar territory'. Direct translation may not work. Use expressions like 未知の領域 (unknown territory) or 慣れた分野 (familiar field) instead.
それは未知の領域だ。
That's uncharted territory.
Lions defend their territory.
新入社員が俺の縄張りを荒らすな。
New employees shouldn't invade my territory.
He entered new territory in his research.
That's his territory, so you'd better not interfere.