noun
nature; the natural world
Refers to the physical natural world, environment, or natural phenomena, as opposed to human-made things.
自然を守ることは大切だ。
Protecting nature is important.
この地域は自然が豊かだ。
This area is rich in nature.
na-adjective, noun
natural; spontaneous; automatic
Describes something that happens without human intervention, force, or artificiality; also used for innate qualities or reactions.
彼の笑顔はとても自然だ。
His smile is very natural.
自然な流れで会話が始まった。
The conversation started in a natural flow.
adverb, adverb taking the 'to' particle
naturally; spontaneously; automatically
Adverbial use, often with に or と, indicating that something happens on its own, without conscious effort or external cause.