YOU SAID:
Hi friend long time no see
INTO JAPANESE
こんにちは友人久しぶり
BACK INTO ENGLISH
Hello friends after a long time
INTO JAPANESE
こんにちは、久しぶりの友達
BACK INTO ENGLISH
Hello, long time friend
INTO JAPANESE
こんにちは、長年の友達
BACK INTO ENGLISH
Hi, my long time friend
INTO JAPANESE
こんにちは、私の長年の友人
BACK INTO ENGLISH
Hello, my longtime friend
INTO JAPANESE
こんにちは、私の長年の友人
BACK INTO ENGLISH
Hello, my longtime friend
You've done this before, haven't you.