Japanese phrase
___で連絡してもいいですか？ ___ de ren raku shi te mo i i de su ka
Meaning
May I contact you by ___?
When to use it
Asks permission to contact someone by a certain method. It is polite and suitable when speaking to a teacher, coworker, or other familiar person.
Example dialogue
先生、メールで連絡してもいいですか？ sen sei mē ru de ren raku shi te mo i i de su ka
May I contact you by email?
はい、いいですよ。 ha i i i de su yo
Yes, that's fine.