Question

きなな

When did you come to Japan? と When do you came to Japan? どっちの方が正しいとかありますか？

Answer 1

zmic

「When do you came to Japan?」は文法的に間違っています。

"When do you came to Japan." is grammatically wrong.

✅ I came to Japan.
✅ When do you come to Japan?
✅ When did you come to Japan?
❌ When do you came to Japan?
❌ When did you came to Japan?