🦅 Project Eagle
Synonym Nuance VS

How to say "Reason" in Japanese

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

Japanese Option A

わけ

わけ (wake)
N3 / CEFR Syllabus
VS
Japanese Option B

国家理性

こっかりせい (kokkarisei)
C2 / CEFR Syllabus

Nuance Contrast & Translation Difference

When translating "reason" into Japanese, you must choose carefully between わけ and 国家理性. In Japanese, わけ (わけ (wake)) is typically associated with "reason, circumstances, meaning" (Syllabus Level: N3) and represents A versatile word implying 'reason', 'circumstance', or 'natural conclusion'. Often used in grammatical patterns like 〜わけだ. On the other hand, 国家理性 (こっかりせい (kokkarisei)) maps to "reason of state / raison d'état" (Syllabus Level: C2) and represents Essential structural term in CEFR C2 vocabulary syllabus.. A literal translation of "reason" can often sound unnatural to native Japanese speakers if mixed up!
Bilingual Context for "わけ"
毎日運動しているから、体が健康なわけだ。
Because I exercise every day, it means my body is healthy (it's natural that my body is healthy).
Bilingual Context for "国家理性"
私は国家理性に興味があります。
I am interested in reason of state / raison d'état.

Nuance Mastery Quiz

Which Japanese word perfectly fits this blank space?

Fill in the blank: "毎日運動しているから、体が健康な ___ だ。" (Meaning: "Because I exercise every day, it means my body is healthy (it's natural that my body is healthy).")
🎉 Correct Answer!

Remember: "わけ" fits here because it means "reason, circumstances, meaning" in the context of: "Because I exercise every day, it means my body is healthy (it's natural that my body is healthy).". "国家理性" represents "reason of state / raison d'état".

💡 Practice with AI! Live

Don't just read. Practice speaking this grammar with our interactive AI coach for free!

Try AI Speaking 👉