Meaning
The counter 歳 follows a number when stating or asking someone's age.
Formation
- Number + 歳 (sai): 十歳です
- Twenty is 二十歳 (hatachi)
- Question: 何歳ですか, polite おいくつですか
When to use it
- Core use
- States a person or animal's age
Example
私は二十歳です
I am twenty years old.
Important notes
- Word forms and particle choice depend on the pattern's role in the sentence.
Common mistakes
- Do not reorder or reshape the highlighted parts to match English word order.