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How to say "All" in Japanese

Both words can translate to "all", but which should you choose?

Japanese Option A

大丈夫

だいじょうぶ (daijōbu)
N5 / CEFR Syllabus
VS
Japanese Option B

一斉に

いっせいに (issei ni)
N3 / CEFR Syllabus

Nuance Contrast & Translation Difference

When translating "all" into Japanese, you must choose carefully between 大丈夫 and 一斉に. In Japanese, 大丈夫 (だいじょうぶ (daijōbu)) is typically associated with "all right, okay, no problem" (Syllabus Level: N5) and represents An な-adjective. Used to confirm safety, well-being, or acceptability. Can also be used to refuse politely.. On the other hand, 一斉に (いっせいに (issei ni)) maps to "all at once; simultaneously; in unison" (Syllabus Level: N3) and represents Used to describe an action performed by many people or things at the exact same time. Often conveys a sense of suddenness or uniformity.. A literal translation of "all" can often sound unnatural to native Japanese speakers if mixed up!
Bilingual Context for "大丈夫"
転んでしまいましたが、大丈夫です。
I fell down, but I'm okay.
Bilingual Context for "一斉に"
合図と共に、選手たちは一斉にスタートした。
At the signal, the athletes all started at once.

Nuance Mastery Quiz

Which Japanese word perfectly fits this blank space?

Fill in the blank: "転んでしまいましたが、 ___ です。" (Meaning: "I fell down, but I'm okay.")
🎉 Correct Answer!

Remember: "大丈夫" fits here because it means "all right, okay, no problem" in the context of: "I fell down, but I'm okay.". "一斉に" represents "all at once; simultaneously; in unison".

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