Japanese phrase
___にご協力をお願いいたします。 ___ ni go kyō ryoku o o nega i i ta shi ma su
Meaning
We would appreciate your cooperation with ___.
When to use it
A polite and formal request for help with a specific matter.
Example dialogue
アンケートにご協力をお願いいたします。 a n kē to ni go kyō ryoku o o nega i i ta shi ma su
We would appreciate your cooperation with the survey.
はい、回答します。 ha i kai tō shi ma su
Sure, I will complete it.