Japanese phrase
連絡先を___に変更しました。 ren raku saki o ___ ni hen kō shi ma shi ta
Meaning
I changed the contact information to ___.
When to use it
Says that a contact detail has been replaced. The polite past form presents the change as a completed routine update.
Example dialogue
電話番号が変わったんですね？ den wa ban gō ga ka wa tta n de su ne
Your phone number has changed?
はい、連絡先を新しい番号に変更しました。 ha i ren raku saki o atara shi i ban gō ni hen kō shi ma shi ta
Yes, I changed the contact information to the new number.