Translation guide
The English word 'natural' covers a wide range of meanings, from describing things found in nature to behavior that is relaxed and unaffected. This guide breaks down the most useful Japanese expressions for each core meaning, helping learners choose the right word depending on context.
Describing things like landscapes, materials, food, or phenomena that are not man-made.
The most common and versatile way to say 'natural' in this sense. Used for natural environments, resources, and phenomena.
自然の光だけで写真を撮る。
I take photos using only natural light.
This park is kept in its natural state.
Often used for natural resources, ingredients, or products, emphasizing that they are not synthetic or processed. Common in food and cosmetics.
この石鹸は天然の成分だけで作られている。
This soap is made with only natural ingredients.
天然ガスは重要なエネルギー源だ。
Natural gas is an important energy source.
Means 'derived from nature.' Often seen on product labels to highlight natural origin, especially in cosmetics and food.
自然由来の香料を使用しています。
We use naturally derived fragrances.
Describing a reaction, feeling, or situation that is understandable or to be expected.
Used when something is a natural consequence or a matter of course. Often implies 'it's only natural that...'
彼が怒るのは当然だ。
It's natural for him to get angry.
親が子供を心配するのは当然のことだ。
It's only natural for parents to worry about their children.
Similar to 当然, but more colloquial. Means 'obvious' or 'to be expected.' Can sound a bit stronger, like 'it goes without saying.'
彼女が成功するのは当たり前だ。
It's natural that she succeeds (she's so talented).
Used to express that someone's reaction is understandable given the circumstances. Often translated as 'it's no wonder' or 'it's only natural.'
あんなに働いたら疲れるのも無理もない。
It's only natural to be tired after working that much.
Describing a person's manner, behavior, or expression that is genuine and without pretense.
The go-to word for 'natural' in the sense of unforced, spontaneous, or genuine. Used for smiles, behavior, speech, etc.
彼女はいつも自然な笑顔だ。
She always has a natural smile.
もっと自然に話してください。
Please speak more naturally.
Means 'unpretentious' or 'without airs.' Describes a person or atmosphere that is down-to-earth and relaxed.
彼は気取らない人で、誰とでもすぐに友達になれる。
He's a natural, unpretentious person who can quickly become friends with anyone.
Describes an action or manner that is casual, nonchalant, or done without drawing attention. Often used for subtle gestures or remarks.
Describing a talent, ability, or quality that someone is born with.
The most direct way to say 'innate' or 'natural' for abilities and traits. Literally 'from birth.'
彼女には生まれつきの才能がある。
She has a natural talent.
Similar to 生まれつき, but often implies a gift from heaven or a natural disposition. Slightly more literary.
彼は天性のリーダーだ。
He is a natural leader.
Describing food, drinks, or products that taste or look like the real thing, without synthetic additives.
Used for flavors, colors, or appearances that are not artificial. Common in food descriptions.
このジュースは自然な甘さだ。
This juice has a natural sweetness.
Often used on labels to mean 'natural' as opposed to synthetic or artificial, especially for ingredients.
天然の着色料を使っています。
We use natural coloring.
The musical symbol or note that cancels a previous accidental.
The standard loanword for the musical natural sign (♮).
この音符にはナチュラルが付いている。
This note has a natural sign.
Both can mean 'natural,' but 自然 (しぜん) is broader and more abstract, covering nature, spontaneity, and normalcy. 天然 (てんねん) is more concrete, often used for resources, ingredients, and products to mean 'not artificial.' For example, 自然の景色 (natural scenery) vs. 天然の成分 (natural ingredients).
The loanword ナチュラル is used in specific contexts like music, makeup, or fashion (e.g., ナチュラルメイク, natural makeup). For most meanings, use 自然 or other native words. Overusing ナチュラル can sound unnatural or like marketing jargon.
ナチュラルな雰囲気のカフェ
a cafe with a natural atmosphere (acceptable in casual contexts)
彼のさりげない優しさが嬉しかった。
I was happy about his natural, understated kindness.