Japanese phrase
今後ともよろしくお願いいたします。 kon go to mo yo ro shi ku o nega i i ta shi ma su
Meaning
I look forward to continuing to work with you.
When to use it
A formal closing for continued cooperation. It is common in business emails and polite farewells.
Example dialogue
本日はありがとうございました。今後ともよろしくお願いいたします。 hon jitsu wa a ri ga tō go za i ma shi ta kon go to mo yo ro shi ku o nega i i ta shi ma su
Thank you for your time today. I look forward to continuing to work with you.
こちらこそ、よろしくお願いいたします。 ko chi ra ko so yo ro shi ku o nega i i ta shi ma su
Likewise, I look forward to working with you.