This な-adjective means "all right," "okay," or "no problem." It's often used to confirm safety, well-being, or agreement. Usage: Can be used as a standalone phrase (大丈夫です) or with な before a noun, though less common. Example: Are you okay? Yes, I'm okay.

「問題ない」「心配ない」という意味。安全や同意を表すのに使います。単独で「大丈夫です」とよく使われます。例：大丈夫ですか？はい、大丈夫です。