Translation guide
The English word 'coast' refers to the land next to the sea. In Japanese, the most common and natural equivalent is 海岸 (kaigan). However, depending on context, other words like 沿岸 (engan) for 'coastal waters/region' or 海辺 (umibe) for 'seaside' may be more appropriate. This guide helps you choose the right expression.
Referring to the area where land meets the sea, often for recreation, scenery, or location.
The most common and direct translation for 'coast' as a physical place. Used for beaches, shorelines, and coastal areas.
夏は海岸に行くのが好きです。
I like going to the coast in summer.
この海岸は景色がきれいです。
This coast has beautiful scenery.
Means 'seaside' or 'beach area', often with a more relaxed, scenic connotation. Common in names of resorts or casual descriptions.
海辺のカフェで休みました。
We rested at a seaside café.
Refers to the coastal region or waters, often used in geographical, environmental, or news contexts (e.g., 'coastal waters', 'coastal area'). Not typically used for a specific beach.
沿岸地域では津波に注意が必要です。
Coastal areas need to be cautious of tsunamis.
Referring to a larger stretch of land along the sea, often in political, economic, or environmental contexts.
Specifically means 'coastal part/area', used for regions or zones along the coast.
その国は沿岸部に大きな都市があります。
That country has large cities on the coast.
Means 'coastal waters' or 'littoral', often used in legal or maritime contexts (e.g., 'coastal state'). Less common in everyday speech.
Describing a car, bicycle, or person moving forward without using the engine or pedaling, relying on momentum.
Literally 'to advance by inertia'. Used for vehicles coasting without power. Can also be used metaphorically.
車が惰性で進んで止まった。
The car coasted to a stop.
Means 'to advance by momentum'. Similar to 惰性で進む but slightly more casual.
自転車が勢いで進んで坂を下りた。
The bicycle coasted down the hill.
Specifically 'to drive with the engine off'. Used for deliberate coasting in a car.
彼はエンジンを切って走ってガソリンを節約した。
He coasted with the engine off to save gas.
To achieve something without much effort, as in 'coast through an exam'.
Means 'to pass easily'. Natural for exams or challenges.
彼は試験に楽に通過した。
He coasted through the exam.
Slangy way to say 'to win easily' or 'to breeze through'. More casual.
あのテスト、楽勝だったよ。
I coasted through that test.
海岸 (kaigan) is the general word for 'coast' or 'beach'. 海辺 (umibe) emphasizes the seaside atmosphere and is often used in leisure contexts. 沿岸 (engan) is more technical and refers to the coastal zone or waters, commonly seen in news or geography.
The loanword コースト (kōsuto) exists but is mainly used in proper nouns like 'West Coast' (ウエストコースト). It is not a natural translation for the general concept of 'coast'.
沿海州はロシアの極東地域です。
The coastal province is a region in the Russian Far East.