Japanese

のだ

のだ
Meaning: it is that...; explanatory particle
Part of Speech: Auxiliary verb

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Verb inflections

Form Affirmative Negative
Present のだ

Handwriting

の
だ

Example sentences

I am going to become an astronaut in the future.
要するに、我々の力不足だったのだ。
To put it simply, we were not competent enough.
あんな小娘に何ができるというのだ。
What can a mere girl like that possibly do?
彼は日本語が上手だ。なにせ日本に十年も住んでいるのだから。
He is good at Japanese. After all, he has lived in Japan for ten years.
王の奸佞邪智を打ち破るために走るのだ。
I run to defeat the king's wicked cunning.
して、その後の計画はどうなっているのだ?
So, what's the plan after that?
彼女の鶏鳴之助があってこそ、彼は今の地位を築けたのだ。
It is thanks to his wife's supportive assistance that he was able to build his current position.

Usage Notes

Used to provide an explanation, reason, or to show strong resolve. In spoken Japanese, it often becomes 'んだ'.

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