Translation guide
The English adverb 'carefully' describes doing something with attention, caution, or thoroughness. In Japanese, there is no single direct equivalent; the best choice depends on whether you mean 'with caution to avoid mistakes or danger', 'meticulously and in detail', or 'with deliberate thought'. This guide covers the most natural Japanese expressions for each nuance.
Expressing that an action is performed cautiously, paying attention to avoid errors, accidents, or harm.
Adverb meaning 'carefully' in the sense of being watchful and cautious. Commonly used for physical actions or when alertness is required.
He crossed the road carefully.
注意深く運転してください。
Please drive carefully.
Adverb meaning 'carefully' with an emphasis on prudence and discretion. Often used for decisions, handling delicate matters, or when risk is involved.
彼は慎重に言葉を選んだ。
He chose his words carefully.
慎重に検討した結果、その案を却下した。
After careful consideration, we rejected the proposal.
Phrase meaning 'carefully' in the sense of 'be careful' or 'take care'. Often used in casual warnings or instructions. Can be used adverbially before a verb.
気をつけて歩いてね。
Walk carefully, okay?
もっと気をつけて運転しなさい。
Drive more carefully.
Adverb meaning 'carefully' with a nuance of being wary or on guard against potential danger. More formal and less common in daily conversation.
彼は用心深くあたりを見回した。
He looked around carefully.
Expressing that an action is done with great attention to detail, thoroughly, or painstakingly.
Adverb meaning 'carefully' in the sense of doing something politely, neatly, or with meticulous care. Often used for manual tasks, writing, or service.
彼は手紙を丁寧に書いた。
He wrote the letter carefully.
この箱は丁寧に扱ってください。
Please handle this box carefully.
Phrase meaning 'with the utmost care' or 'meticulously'. Emphasizes extreme attention to detail. Common in formal or written contexts.
彼は細心の注意を払って実験を行った。
He conducted the experiment carefully.
Adverb meaning 'carefully' in the sense of taking one's time to do something thoroughly. Often used for thinking, reading, or cooking.
Adverb meaning 'carefully' with a nuance of painstaking effort and diligence. Often used for research, craftsmanship, or detailed work.
彼は丹念に資料を調べた。
He examined the materials carefully.
Expressing that an action is done after careful thinking, weighing options, or with intentionality.
Simple adverb meaning 'carefully' when combined with verbs like 考える (think) or 聞く (listen). Extremely common in everyday speech.
よく考えてから決めてください。
Please decide after thinking carefully.
彼の話をよく聞きなさい。
Listen to him carefully.
Phrase meaning 'after careful consideration' or 'deliberately'. More formal, often used in business or writing.
熟考した上で、その申し出を受けることにした。
After thinking carefully, I decided to accept the offer.
Adverb meaning 'carefully' with a nuance of thoroughness and double-checking. Often used for preparations or inspections.
念入りに計画を練った。
We planned carefully.
While 注意する means 'to pay attention', using 注意して as a general adverb for 'carefully' often sounds unnatural. Reserve it for contexts of warning or caution (e.g., 注意して運転する). For most cases, choose a more specific adverb like 注意深く or 丁寧に.
丁寧に focuses on neatness, politeness, and meticulousness in execution (e.g., wrapping a gift, writing). 慎重に focuses on prudence and avoiding risk (e.g., making a decision, handling fragile items).
安全運転を心がけてください。
Drive carefully.
A natural Japanese expression meaning 'Please drive safely/carefully'.
その問題をじっくり考えてください。
Please think about the problem carefully.
肉をじっくり焼いた。
I cooked the meat carefully (slowly and thoroughly).