Translation guide
A horse bred and trained for racing. In Japanese, the most common and direct term is 競走馬, but other terms exist depending on context, such as the horse's origin or specific racing type.
Referring to a horse that competes in races, especially flat racing.
The standard, neutral term for a racehorse. Used in official contexts, news, and everyday conversation.
彼は競走馬を育てている。
He raises racehorses.
その競走馬は有名なレースで優勝した。
That racehorse won a famous race.
A descriptive phrase meaning 'horse for racing'. Less formal, can be used when explaining the concept.
レース用の馬は特別な訓練を受ける。
Racehorses receive special training.
Specifically referring to a Thoroughbred, the breed most associated with horse racing.
Loanword from English 'Thoroughbred'. Commonly used in Japanese to refer to Thoroughbred racehorses.
あのサラブレッドは血統が良い。
That Thoroughbred has a good pedigree.
Literally 'purebred racehorse'. A more technical or explanatory term, less common in casual speech.
純血種の競走馬は高価だ。
Purebred racehorses are expensive.
Referring to a horse currently in training or a particular horse known for racing.
Means 'active racehorse', i.e., currently racing. Used in sports news and horse racing contexts.
その現役競走馬は来月引退する。
That active racehorse will retire next month.
Literally 'horse of horse racing'. A simple, colloquial way to refer to a racehorse.
競馬の馬は速く走るように訓練される。
Racehorses are trained to run fast.
Referring to draft horses used in the unique Japanese sport of ban'ei keiba (draft horse racing).
Specifically a horse used in ban'ei racing, a Hokkaido tradition where draft horses pull heavy sleds. Not a typical racehorse.
ばんえい馬は力強い。
Ban'ei horses are powerful.
When in doubt, use 競走馬 (kyōsōba). It is the most common and widely understood word for 'racehorse' in Japanese.
競走馬 refers to any horse used for racing, regardless of breed. サラブレッド specifically means Thoroughbred, which is the dominant breed in flat racing. In many contexts, they overlap, but サラブレッド emphasizes the breed.